List of Western Bloc defectors - AbsoluteAstronomy.com

Incomplete list of Western Bloc

Western Bloc

The Western Bloc or Capitalist Bloc during the Cold War refers to the powers allied with the United States and NATO against the Soviet Union and the Warsaw Pact...

intelligence agents, military personnel, scientists, politicians, diplomats, and other prominent people who defected to Eastern Bloc

Eastern bloc

The term Eastern Bloc or Communist Bloc refers to the former communist states of Eastern and Central Europe, generally the Soviet Union and the countries of the Warsaw Pact...

or non-aligned countries during the Cold War

Cold War

The Cold War was the continuing state from roughly 1946 to 1991 of political conflict, military tension, proxy wars, and economic competition between the Communist World—primarily the Soviet Union and its satellite states and allies—and the powers of the Western world, primarily the United States...

Notable Western Bloc Defect

Defection

In politics, a defector is a person who gives up allegiance to one state or political entity in exchange for allegiance to another. More broadly, it involves abandoning a person, cause or doctrine to whom or to which one is bound by some tie, as of allegiance or duty.This term is also applied,...

ions to Eastern Bloc

EWLINE

Defector	Profession/Prominence	Country	Year of Defection	Notes
Karl-Eduard von Schnitzler Karl-Eduard von Schnitzler Karl-Eduard von Schnitzler was an East German journalist, propagandist, and host of the television show Der schwarze Kanal from March 21, 1960 to October 30, 1989....	BBC BBC The British Broadcasting Corporation is a British public service broadcaster. Its headquarters is at Broadcasting House in the City of Westminster, London. It is the largest broadcaster in the world, with about 23,000 staff... journalist	Post-war World War II World War II, or the Second World War , was a global conflict lasting from 1939 to 1945, involving most of the world's nations—including all of the great powers—eventually forming two opposing military alliances: the Allies and the Axis... Germany's British Zone	1947	Defected to post-war World War II World War II, or the Second World War , was a global conflict lasting from 1939 to 1945, involving most of the world's nations—including all of the great powers—eventually forming two opposing military alliances: the Allies and the Axis... Germany's Soviet Zone
George Shaw Wheeler	Economist Economist An economist is a professional in the social science discipline of economics. The individual may also study, develop, and apply theories and concepts from economics and write about economic policy...	USA	1947	Defected to Czechoslovakia Czechoslovakia Czechoslovakia or Czecho-Slovakia was a sovereign state in Central Europe which existed from October 1918, when it declared its independence from the Austro-Hungarian Empire, until 1992...
Annabelle Bucar	State Department	USA	1948	Defected to the Soviet Union Soviet Union The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....
Sgt. James McMillin	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services... cryptographer	USA	1948	Defected to the Soviet Union Soviet Union The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....
George Koval	Atomic spy	USA	1948	Defected to the Soviet Union Soviet Union The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....
Noel Field Noel Field Noel Field , was an American citizen. While employed at the United States Department of State in the 1930s, he was a Soviet spy...	State Department	USA	1949	Defected to Czechoslovakia Czechoslovakia Czechoslovakia or Czecho-Slovakia was a sovereign state in Central Europe which existed from October 1918, when it declared its independence from the Austro-Hungarian Empire, until 1992...
Gerhart Eisler Gerhart Eisler Gerhart Eisler was a German politician. Along with his sister Ruth Fischer, he was a very early member of the Austrian German Communist Party and then a prominent member of the Communist Party of Germany during the Weimar Republic...	Journalist Journalist A journalist collects and distributes news and other information. A journalist's work is referred to as journalism.A reporter is a type of journalist who researchs, writes, and reports on information to be presented in mass media, including print media , electronic media , and digital media A...	USA	1949	Defected to East Germany
Archibald Johnstone	Journalist Journalist A journalist collects and distributes news and other information. A journalist's work is referred to as journalism.A reporter is a type of journalist who researchs, writes, and reports on information to be presented in mass media, including print media , electronic media , and digital media A...	United Kingdom United Kingdom The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...	1949	Defected to the Soviet Union Soviet Union The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....
Robert Dagleish	Foreign Office	United Kingdom United Kingdom The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...	1949	Defected to the Soviet Union Soviet Union The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....
Ralph Parker	Journalist Journalist A journalist collects and distributes news and other information. A journalist's work is referred to as journalism.A reporter is a type of journalist who researchs, writes, and reports on information to be presented in mass media, including print media , electronic media , and digital media A...	United Kingdom United Kingdom The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...	1949	Defected to the Soviet Union Soviet Union The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....
Ian Milner	United Nations United Nations The United Nations is an international organization whose stated aims are facilitating cooperation in international law, international security, economic development, social progress, human rights, and achievement of world peace... diplomat Diplomat A diplomat is a person appointed by a state to conduct diplomacy with another state or international organization. The main functions of diplomats revolve around the representation and protection of the interests and nationals of the sending state, as well as the promotion of information and...	Australia Australia Australia , officially the Commonwealth of Australia, is a country in the Southern Hemisphere comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands in the Indian and Pacific Oceans. It is the world's sixth-largest country by total area...	1950	Defected to Czechoslovakia Czechoslovakia Czechoslovakia or Czecho-Slovakia was a sovereign state in Central Europe which existed from October 1918, when it declared its independence from the Austro-Hungarian Empire, until 1992...
Arna Rides	British Council British Council The British Council is a United Kingdom-based organisation specialising in international educational and cultural opportunities. It is registered as a charity both in England and Wales, and in Scotland... medical adviser	United Kingdom United Kingdom The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...	1950	Defected to Czechoslovakia Czechoslovakia Czechoslovakia or Czecho-Slovakia was a sovereign state in Central Europe which existed from October 1918, when it declared its independence from the Austro-Hungarian Empire, until 1992...
Bruno Pontecorvo Bruno Pontecorvo Bruno Pontecorvo was an Italian-born nuclear physicist, an early assistant of Enrico Fermi and then the author of numerous studies in high energy physics, especially on neutrinos. According to Oleg Gordievsky and Pavel Sudoplatov , Pontecorvo was also a Soviet agent...	Atomic physicist	Italy Italy Italy , officially the Italian Republic languages]] under the European Charter for Regional or Minority Languages. In each of these, Italy's official name is as follows:;;;;;;;;), is a unitary parliamentary republic in South-Central Europe. To the north it borders France, Switzerland, Austria and... /United Kingdom United Kingdom The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...	1950	Defected to the Soviet Union Soviet Union The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....
John Peet	Reuters Reuters Reuters is a news agency headquartered in New York City. Until 2008 the Reuters news agency formed part of a British independent company, Reuters Group plc, which was also a provider of financial market data... correspondent	United Kingdom United Kingdom The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...	1950	Defected to East Germany
Donald Maclean	Foreign Office	United Kingdom United Kingdom The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...	1951	Defected to the Soviet Union Soviet Union The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....
Guy Burgess Guy Burgess Guy Francis De Moncy Burgess was a British-born intelligence officer and double agent, who worked for the Soviet Union. He was part of the Cambridge Five spy ring that betrayed Western secrets to the Soviets before and during the Cold War...	Foreign Office /MI5 MI5 The Security Service, commonly known as MI5 , is the United Kingdom's internal counter-intelligence and security agency and is part of its core intelligence machinery alongside the Secret Intelligence Service focused on foreign threats, Government Communications Headquarters and the Defence...	United Kingdom United Kingdom The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...	1951	Defected to the Soviet Union Soviet Union The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....
Alfred Sarant Alfred Sarant Alfred Epaminondas Sarant, also known as Filipp Georgievich Staros and Philip Georgievich Staros , was an engineer and a member of the Communist party in New York City in 1944. He was part of the Rosenberg spy ring that reported to Soviet intelligence...	Military engineer / Atomic spy	USA	1951	Defected to People's Republic of Poland People's Republic of Poland The People's Republic of Poland was the official name of Poland from 1952 to 1990. Although the Soviet Union took control of the country immediately after the liberation from Nazi Germany in 1944, the name of the state was not changed until eight years later... , then to the Soviet Union Soviet Union The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....
Joel Barr Joel Barr Joel Barr , also Iozef Veniaminovich Berg and Joseph Berg, was part of the Soviet Atomic Spy Ring...	Military engineer / Atomic spy	USA	1951	Defected to Czechoslovakia Czechoslovakia Czechoslovakia or Czecho-Slovakia was a sovereign state in Central Europe which existed from October 1918, when it declared its independence from the Austro-Hungarian Empire, until 1992... , then to the Soviet Union Soviet Union The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....
Charles Lucas	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1952	Defected to East Germany
Heiner Braun	Track athlete Track and field Track and field is a sport comprising various competitive athletic contests based around the activities of running, jumping and throwing. The name of the sport derives from the venue for the competitions: a stadium which features an oval running track surrounding a grassy area... (5000 meters)	Federal Republic of Germany West Germany West Germany is the common English, but not official, name for the Federal Republic of Germany or FRG in the period between its creation in May 1949 to German reunification on 3 October 1990....	1952	Defected to East Germany
Stefan Heym Stefan Heym Helmut Flieg was a German-Jewish writer, known by his pseudonym Stefan Heym. He lived in the United States between 1935 and 1952, before moving back to the part of his native Germany which was, from 1949–1990, German Democratic Republic...	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services... / Writer	USA	1952	Defected to Czechoslovakia Czechoslovakia Czechoslovakia or Czecho-Slovakia was a sovereign state in Central Europe which existed from October 1918, when it declared its independence from the Austro-Hungarian Empire, until 1992... , then to East Germany
Günther Gereke	Politician Politician A politician, political leader, or political figure is an individual who is involved in influencing public policy and decision making...	Federal Republic of Germany West Germany West Germany is the common English, but not official, name for the Federal Republic of Germany or FRG in the period between its creation in May 1949 to German reunification on 3 October 1990....	1952	Defected to East Germany
Victor Grossman	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1952	Defected to East Germany
Wolfgang zu Putlitz	MI5 MI5 The Security Service, commonly known as MI5 , is the United Kingdom's internal counter-intelligence and security agency and is part of its core intelligence machinery alongside the Secret Intelligence Service focused on foreign threats, Government Communications Headquarters and the Defence...	United Kingdom United Kingdom The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...	1952	Defected to East Germany
Arthur Boyd	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1953	Defected to East Germany
James Veneris James Veneris James George Veneris or Lao Wen , was a soldier in the American forces during the Korean War, was captured by the Chinese and was one of 21 US soldiers at the end of the war who decided they would rather stay in China than return to the US.Veneris had served in the South Pacific during World War...	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1953	Defected to the People's Republic of China People's Republic of China China , officially the People's Republic of China , is the most populous country in the world, with over 1.3 billion citizens. Located in East Asia, the country covers approximately 9.6 million square kilometres...
Samuel David Hawkins	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1953	Defected to the People's Republic of China People's Republic of China China , officially the People's Republic of China , is the most populous country in the world, with over 1.3 billion citizens. Located in East Asia, the country covers approximately 9.6 million square kilometres...
Harold Webb	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1953	Defected to the People's Republic of China People's Republic of China China , officially the People's Republic of China , is the most populous country in the world, with over 1.3 billion citizens. Located in East Asia, the country covers approximately 9.6 million square kilometres... , then to the People's Republic of Poland People's Republic of Poland The People's Republic of Poland was the official name of Poland from 1952 to 1990. Although the Soviet Union took control of the country immediately after the liberation from Nazi Germany in 1944, the name of the state was not changed until eight years later...
John Dunn	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1953	Defected to the People's Republic of China People's Republic of China China , officially the People's Republic of China , is the most populous country in the world, with over 1.3 billion citizens. Located in East Asia, the country covers approximately 9.6 million square kilometres... , then to Czechoslovakia Czechoslovakia Czechoslovakia or Czecho-Slovakia was a sovereign state in Central Europe which existed from October 1918, when it declared its independence from the Austro-Hungarian Empire, until 1992...
Clarence Adams, Howard Adams, Albert Constant Belhomme, Otho Grayson Bell, Richard Corden, William Cowart, Rufus Douglas, Andrew Fortuna, Lewis Griggs, Arlie Pate, Scott Rush, Lowell Skinner, Larance Sullivan, Richard Tenneson, William White, Morris Wills, Aaron Wilson	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1953	Defected to the People's Republic of China People's Republic of China China , officially the People's Republic of China , is the most populous country in the world, with over 1.3 billion citizens. Located in East Asia, the country covers approximately 9.6 million square kilometres...
Andrew Condron	Royal Marines Royal Marines The Corps of Her Majesty's Royal Marines, commonly just referred to as the Royal Marines , are the marine corps and amphibious infantry of the United Kingdom and, along with the Royal Navy and Royal Fleet Auxiliary, form the Naval Service...	United Kingdom United Kingdom The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...	1953	Defected to the People's Republic of China People's Republic of China China , officially the People's Republic of China , is the most populous country in the world, with over 1.3 billion citizens. Located in East Asia, the country covers approximately 9.6 million square kilometres...
Hans Joachim Geyer	Bundesnachrichtendienst Bundesnachrichtendienst The Bundesnachrichtendienst [ˌbʊndəsˈnaːχʁɪçtnˌdiːnst] is the foreign intelligence agency of Germany, directly subordinated to the Chancellor's Office. Its headquarters are in Pullach near Munich, and Berlin . The BND has 300 locations in Germany and foreign countries...	Federal Republic of Germany West Germany West Germany is the common English, but not official, name for the Federal Republic of Germany or FRG in the period between its creation in May 1949 to German reunification on 3 October 1990....	1953	Defected to East Germany
Joseph Cort	Doctor of medicine Doctor of Medicine Doctor of Medicine is a doctoral degree for physicians. The degree is granted by medical schools... and University of Birmingham University of Birmingham The University of Birmingham is a British Redbrick university located in the city of Birmingham, England. It received its royal charter in 1900 as a successor to Birmingham Medical School and Mason Science College . Birmingham was the first Redbrick university to gain a charter and thus... physiology Physiology Physiology is the science of the function of living systems. This includes how organisms, organ systems, organs, cells, and bio-molecules carry out the chemical or physical functions that exist in a living system. The highest honor awarded in physiology is the Nobel Prize in Physiology or... lecturer Lecturer Lecturer is an academic rank. In the United Kingdom, lecturer is a position at a university or similar institution, often held by academics in their early career stages, who lead research groups and supervise research students, as well as teach...	USA	1954	Defected to Czechoslovakia Czechoslovakia Czechoslovakia or Czecho-Slovakia was a sovereign state in Central Europe which existed from October 1918, when it declared its independence from the Austro-Hungarian Empire, until 1992...
Richard Squires	British Army British Army The British Army is the land warfare branch of Her Majesty's Armed Forces in the United Kingdom. It came into being with the unification of the Kingdom of England and Scotland into the Kingdom of Great Britain in 1707. The new British Army incorporated Regiments that had already existed in England...	United Kingdom United Kingdom The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...	1954	Defected to the Soviet Union Soviet Union The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....
James Davis	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1954	Defected to Czechoslovakia Czechoslovakia Czechoslovakia or Czecho-Slovakia was a sovereign state in Central Europe which existed from October 1918, when it declared its independence from the Austro-Hungarian Empire, until 1992...
Otto John Otto John Otto John was the first head of the West German Federal Office for the Protection of the Constitution from 1950 to 1954...	Bundesamt für Verfassungsschutz	Federal Republic of Germany West Germany West Germany is the common English, but not official, name for the Federal Republic of Germany or FRG in the period between its creation in May 1949 to German reunification on 3 October 1990....	1954	Defected to East Germany
Karl Franz Schmidt-Wittmack	Bundestag Bundestag The Bundestag is a federal legislative body in Germany. In practice Germany is governed by a bicameral legislature, of which the Bundestag serves as the lower house and the Bundesrat the upper house. The Bundestag is established by the German Basic Law of 1949, as the successor to the earlier... deputy and Christian Democratic Union Christian Democratic Union (Germany) The Christian Democratic Union of Germany is a Christian democratic and conservative political party in Germany. It is regarded as on the centre-right of the German political spectrum... politician	Federal Republic of Germany West Germany West Germany is the common English, but not official, name for the Federal Republic of Germany or FRG in the period between its creation in May 1949 to German reunification on 3 October 1990....	1954	Defected to East Germany
Raymond H. Hutto	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1954	Defected to East Germany
William Turner	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1954	Defected to the Soviet Union Soviet Union The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....
Ralph Bernard Frederick Cross	Canadian Army	Canada Canada Canada is a North American country consisting of ten provinces and three territories. Located in the northern part of the continent, it extends from the Atlantic Ocean in the east to the Pacific Ocean in the west, and northward into the Arctic Ocean...	1955	Defected to East Germany
James W. Pulley	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1955	Defected to East Germany
Manfred von Brauchitsch Manfred von Brauchitsch Manfred Georg Rudolf von Brauchitsch was a German auto racing driver who drove for Mercedes-Benz in the famous "Silver Arrows" of Grand Prix motor racing in the 1930s....	Racing driver	Federal Republic of Germany West Germany West Germany is the common English, but not official, name for the Federal Republic of Germany or FRG in the period between its creation in May 1949 to German reunification on 3 October 1990....	1955	Defected to East Germany
Horst Spanier	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1955	Defected to East Germany
Anthony Wraight	Royal Air Force Royal Air Force The Royal Air Force is the aerial warfare service branch of the British Armed Forces. Formed on 1 April 1918, it is the oldest independent air force in the world...	United Kingdom United Kingdom The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...	1956	Defected to the Soviet Union Soviet Union The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....
Wolf-Dieter Loebl	Bundeswehr Bundeswehr The Bundeswehr consists of the unified armed forces of Germany and their civil administration and procurement authorities...	Federal Republic of Germany West Germany West Germany is the common English, but not official, name for the Federal Republic of Germany or FRG in the period between its creation in May 1949 to German reunification on 3 October 1990....	1956	Defected to East Germany
Orest Stephen Makar	Photogrammetrist Photogrammetry Photogrammetry is the practice of determining the geometric properties of objects from photographic images. Photogrammetry is as old as modern photography and can be dated to the mid-nineteenth century.... and St. Louis University engineering Engineering Engineering is the discipline, art, skill and profession of acquiring and applying scientific, mathematical, economic, social, and practical knowledge, in order to design and build structures, machines, devices, systems, materials and processes that safely realize improvements to the lives of... associate professor	USA	1956	Defected to the Soviet Union Soviet Union The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....
Alfred Kaufman Stern and Martha Dodd Stern Martha Dodd Martha Eccles Dodd and her husband spied for the Soviet Union against her native United States from before World War II until the height of the Cold War. She had lived in Berlin early in the Third Reich with her father, then United States Ambassador to Germany.-Biography:Martha Dodd was born in...	Philanthropists Philanthropy Philanthropy etymologically means "the love of humanity"—love in the sense of caring for, nourishing, developing, or enhancing; humanity in the sense of "what it is to be human," or "human potential." In modern practical terms, it is "private initiatives for public good, focusing on quality of...	USA	1957	Defected to Czechoslovakia Czechoslovakia Czechoslovakia or Czecho-Slovakia was a sovereign state in Central Europe which existed from October 1918, when it declared its independence from the Austro-Hungarian Empire, until 1992...
Ernie Fletcher	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1959	Defected to East Germany
Klaus Fuchs Klaus Fuchs Klaus Emil Julius Fuchs was a German theoretical physicist and atomic spy who in 1950 was convicted of supplying information from the American, British and Canadian atomic bomb research to the USSR during and shortly after World War II...	Atomic spy	United Kingdom United Kingdom The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...	1959	Exchanged to East Germany
Franz Julius Schröder	Christian Democratic Union Christian Democratic Union (Germany) The Christian Democratic Union of Germany is a Christian democratic and conservative political party in Germany. It is regarded as on the centre-right of the German political spectrum... aide	Federal Republic of Germany West Germany West Germany is the common English, but not official, name for the Federal Republic of Germany or FRG in the period between its creation in May 1949 to German reunification on 3 October 1990....	1959	Defected to East Germany
Libero Ricciardelli	United States Air Force United States Air Force The United States Air Force is the aerial warfare service branch of the United States Armed Forces and one of the American uniformed services. Initially part of the United States Army, the USAF was formed as a separate branch of the military on September 18, 1947 under the National Security Act of...	USA	1959	Defected to the Soviet Union Soviet Union The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....
Lee Harvey Oswald Lee Harvey Oswald Lee Harvey Oswald was, according to four government investigations,These were investigations by: the Federal Bureau of Investigation , the Warren Commission , the House Select Committee on Assassinations , and the Dallas Police Department. the sniper who assassinated John F...	United States Marine Corps United States Marine Corps The United States Marine Corps is a branch of the United States Armed Forces responsible for providing power projection from the sea, using the mobility of the United States Navy to deliver combined-arms task forces rapidly. It is one of seven uniformed services of the United States...	USA	1959	Defected to the Soviet Union Soviet Union The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....
Arnold Kephart	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1959	Defected to East Germany
Bernon F. Mitchell	National Security Agency National Security Agency The National Security Agency/Central Security Service is a cryptologic intelligence agency of the United States Department of Defense responsible for the collection and analysis of foreign communications and foreign signals intelligence, as well as protecting U.S...	USA	1960	Defected to the Soviet Union Soviet Union The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....
William H. Martin Martin and Mitchell Defection The Martin and Mitchell Defection occurred in September 1960 when two National Security Agency cryptologists, William Hamilton Martin and Bernon F. Mitchell, defected to the Soviet Union...	National Security Agency National Security Agency The National Security Agency/Central Security Service is a cryptologic intelligence agency of the United States Department of Defense responsible for the collection and analysis of foreign communications and foreign signals intelligence, as well as protecting U.S...	USA	1960	Defected to the Soviet Union Soviet Union The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....
Vladimir Sloboda	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services... Military Intelligence Military Intelligence Corps (United States Army) In the United States Armed Forces, Military Intelligence refers specifically to the intelligence components of the United States Army...	USA	1960	Defected to the Soviet Union Soviet Union The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....
Sgt. Joseph Dutkanicz	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services... Military Intelligence Military Intelligence Corps (United States Army) In the United States Armed Forces, Military Intelligence refers specifically to the intelligence components of the United States Army...	USA	1960	Defected to the Soviet Union Soviet Union The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....
Bruce Davis	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1960	Defected to the Soviet Union Soviet Union The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....
Otto Weissenberger	Cartographer	Federal Republic of Germany West Germany West Germany is the common English, but not official, name for the Federal Republic of Germany or FRG in the period between its creation in May 1949 to German reunification on 3 October 1990....	1960	Defected to East Germany
Serafin Sanchez	United States Air Force United States Air Force The United States Air Force is the aerial warfare service branch of the United States Armed Forces and one of the American uniformed services. Initially part of the United States Army, the USAF was formed as a separate branch of the military on September 18, 1947 under the National Security Act of...	USA	1960	Defected to Cuba Cuba The Republic of Cuba is an island nation in the Caribbean. The nation of Cuba consists of the main island of Cuba, the Isla de la Juventud, and several archipelagos. Havana is the largest city in Cuba and the country's capital. Santiago de Cuba is the second largest city...
Walter Hagemann	Christian Democratic Union Christian Democratic Union (Germany) The Christian Democratic Union of Germany is a Christian democratic and conservative political party in Germany. It is regarded as on the centre-right of the German political spectrum... politician and University of Münster University of Münster The University of Münster is a public university located in the city of Münster, North Rhine-Westphalia in Germany. The WWU is part of the Deutsche Forschungsgemeinschaft, a society of Germany's leading research universities... journalism professor	Federal Republic of Germany West Germany West Germany is the common English, but not official, name for the Federal Republic of Germany or FRG in the period between its creation in May 1949 to German reunification on 3 October 1990....	1961	Defected to East Germany
Junge family	University of Washington University of Washington University of Washington is a public research university, founded in 1861 in Seattle, Washington, United States. The UW is the largest university in the Northwest and the oldest public university on the West Coast. The university has three campuses, with its largest campus in the University... scientists	USA	1961	Defected to Czechoslovakia Czechoslovakia Czechoslovakia or Czecho-Slovakia was a sovereign state in Central Europe which existed from October 1918, when it declared its independence from the Austro-Hungarian Empire, until 1992...
B. J. Keesee	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1962	Defected to Cuba Cuba The Republic of Cuba is an island nation in the Caribbean. The nation of Cuba consists of the main island of Cuba, the Isla de la Juventud, and several archipelagos. Havana is the largest city in Cuba and the country's capital. Santiago de Cuba is the second largest city...
Larry Allen Abshier Larry Allen Abshier Private Larry Allen Abshier of the U.S. Army was one of six American soldiers to defect to North Korea after the Korean War.-Defecting:...	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1962	Defected to North Korea North Korea The Democratic People’s Republic of Korea , , is a country in East Asia, occupying the northern half of the Korean Peninsula. Its capital and largest city is Pyongyang. The Korean Demilitarized Zone serves as the buffer zone between North Korea and South Korea...
James Joseph Dresnok James Joseph Dresnok James Joseph Dresnok is an American defector to North Korea, one of six American soldiers to defect after the Korean War. He was featured on the CBS magazine program 60 Minutes on January 28, 2007, as the last United States defector alive in North Korea and was the subject of a documentary film...	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1962	Defected to North Korea North Korea The Democratic People’s Republic of Korea , , is a country in East Asia, occupying the northern half of the Korean Peninsula. Its capital and largest city is Pyongyang. The Korean Demilitarized Zone serves as the buffer zone between North Korea and South Korea...
R. S. Hareld	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1962	Defected to Czechoslovakia Czechoslovakia Czechoslovakia or Czecho-Slovakia was a sovereign state in Central Europe which existed from October 1918, when it declared its independence from the Austro-Hungarian Empire, until 1992...
David Michael	Engineer Engineer An engineer is a professional practitioner of engineering, concerned with applying scientific knowledge, mathematics and ingenuity to develop solutions for technical problems. Engineers design materials, structures, machines and systems while considering the limitations imposed by practicality,...	USA	1962	Defected to Cuba Cuba The Republic of Cuba is an island nation in the Caribbean. The nation of Cuba consists of the main island of Cuba, the Isla de la Juventud, and several archipelagos. Havana is the largest city in Cuba and the country's capital. Santiago de Cuba is the second largest city...
Jerry Wayne Parrish Jerry Wayne Parrish Cpl. Jerry Wayne Parrish of the U.S. Army was one of six American soldiers to defect to North Korea after the Korean War....	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1963	Defected to North Korea North Korea The Democratic People’s Republic of Korea , , is a country in East Asia, occupying the northern half of the Korean Peninsula. Its capital and largest city is Pyongyang. The Korean Demilitarized Zone serves as the buffer zone between North Korea and South Korea...
Brian Patchett	British Army British Army The British Army is the land warfare branch of Her Majesty's Armed Forces in the United Kingdom. It came into being with the unification of the Kingdom of England and Scotland into the Kingdom of Great Britain in 1707. The new British Army incorporated Regiments that had already existed in England...	United Kingdom United Kingdom The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...	1963	Defected to East Germany
Capt. Alfred Svenson	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1963	Defected to East Germany
Kim Philby Kim Philby Harold Adrian Russell "Kim" Philby was a high-ranking member of British intelligence who worked as a spy for and later defected to the Soviet Union...	Secret Intelligence Service Secret Intelligence Service The Secret Intelligence Service is responsible for supplying the British Government with foreign intelligence. Alongside the internal Security Service , the Government Communications Headquarters and the Defence Intelligence , it operates under the formal direction of the Joint Intelligence...	United Kingdom United Kingdom The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...	1963	Defected to the Soviet Union Soviet Union The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....
Richard Bourret	Physicist Physicist A physicist is a scientist who studies or practices physics. Physicists study a wide range of physical phenomena in many branches of physics spanning all length scales: from sub-atomic particles of which all ordinary matter is made to the behavior of the material Universe as a whole...	USA	1963	Defected to Cuba Cuba The Republic of Cuba is an island nation in the Caribbean. The nation of Cuba consists of the main island of Cuba, the Isla de la Juventud, and several archipelagos. Havana is the largest city in Cuba and the country's capital. Santiago de Cuba is the second largest city...
Gary Martzke	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1963	Defected to East Germany
Heinrich James Newton	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1963	Defected to East Germany
Roberto "Robert" Ramos Michelena	United States Air Force United States Air Force The United States Air Force is the aerial warfare service branch of the United States Armed Forces and one of the American uniformed services. Initially part of the United States Army, the USAF was formed as a separate branch of the military on September 18, 1947 under the National Security Act of...	USA	1963	Defected to Cuba Cuba The Republic of Cuba is an island nation in the Caribbean. The nation of Cuba consists of the main island of Cuba, the Isla de la Juventud, and several archipelagos. Havana is the largest city in Cuba and the country's capital. Santiago de Cuba is the second largest city...
Willard E. Valentini	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1963	Defected to East Germany
Victor Norris Hamilton Victor Norris Hamilton Victor Norris Hamilton , a Palestine-born American cryptologist, defected to the Soviet Union in 1963. He was rediscovered in a mental hospital in Russia in 1992, where he had been for 20 years.-Early life:...	National Security Agency National Security Agency The National Security Agency/Central Security Service is a cryptologic intelligence agency of the United States Department of Defense responsible for the collection and analysis of foreign communications and foreign signals intelligence, as well as protecting U.S...	USA	1963	Defected to the Soviet Union Soviet Union The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....
Anatoly P. Kotloby	Rocket scientist	USA	1964	Defected to the Soviet Union Soviet Union The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....
Alfred Frenzel Alfred Frenzel Alfred Frenzel was a West German member of parliament, who was secretly conducting espionage for Czechoslovakia while serving on the Bundestag's Defense Committee. Given the code name Anna by the StB, he passed along classified information to the Communist government in Prague for five years,...	Social Democratic Party of Germany Social Democratic Party of Germany The Social Democratic Party of Germany is a social-democratic political party in Germany... politician	Federal Republic of Germany West Germany West Germany is the common English, but not official, name for the Federal Republic of Germany or FRG in the period between its creation in May 1949 to German reunification on 3 October 1990....	1965	Exchanged to East Germany
Glen Roy Rohrer Glen Roy Rohrer Glen Roy Rohrer was a United States Army Sergeant, who in August 1965 defected into communist Czechoslovakia and was subsequently used as a propaganda puppet by its communist regime. In the book "Naked Sphinx" , by the Czech regime press, he was presented as an "American military intelligence...	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services... Military Intelligence Military Intelligence Corps (United States Army) In the United States Armed Forces, Military Intelligence refers specifically to the intelligence components of the United States Army...	USA	1965	Defected to Czechoslovakia Czechoslovakia Czechoslovakia or Czecho-Slovakia was a sovereign state in Central Europe which existed from October 1918, when it declared its independence from the Austro-Hungarian Empire, until 1992...
Charles Robert Jenkins Charles Robert Jenkins Charles Robert Jenkins is a former United States Army soldier who lived in North Korea from 1965 to 2004 after deserting his unit and crossing the Korean Demilitarized Zone.-Military service and desertion:...	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1965	Defected to North Korea North Korea The Democratic People’s Republic of Korea , , is a country in East Asia, occupying the northern half of the Korean Peninsula. Its capital and largest city is Pyongyang. The Korean Demilitarized Zone serves as the buffer zone between North Korea and South Korea...
Harold M. Koch Harold M. Koch Harold M. Koch was a Roman Catholic priest from Chicago who defected to the Soviet Union in 1966. His defection, which was included in a soviet propaganda broadcast, was in protest to the Vietnam war. However he decided to return to the United States three months later saying he wanted to get...	Roman Catholic priest Priesthood (Catholic Church) The ministerial orders of the Catholic Church include the orders of bishops, deacons and presbyters, which in Latin is sacerdos. The ordained priesthood and common priesthood are different in function and essence....	USA	1966	Defected to the Soviet Union Soviet Union The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....
John Discoe Smith	State Department	USA	1966	Defected to the Soviet Union Soviet Union The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....
George Blake George Blake George Blake is a former British spy known for having been a double agent in the service of the Soviet Union. Discovered in 1961 and sentenced to 42 years in prison, he escaped from Wormwood Scrubs prison in 1966 and fled to the USSR...	Secret Intelligence Service Secret Intelligence Service The Secret Intelligence Service is responsible for supplying the British Government with foreign intelligence. Alongside the internal Security Service , the Government Communications Headquarters and the Defence Intelligence , it operates under the formal direction of the Joint Intelligence...	United Kingdom United Kingdom The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...	1967	Defected to the Soviet Union Soviet Union The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....
Kenneth C. Griggs	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1967	Defected to Cuba Cuba The Republic of Cuba is an island nation in the Caribbean. The nation of Cuba consists of the main island of Cuba, the Isla de la Juventud, and several archipelagos. Havana is the largest city in Cuba and the country's capital. Santiago de Cuba is the second largest city...
Maj. Richard Harwood Pearce	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1967	Defected to Cuba Cuba The Republic of Cuba is an island nation in the Caribbean. The nation of Cuba consists of the main island of Cuba, the Isla de la Juventud, and several archipelagos. Havana is the largest city in Cuba and the country's capital. Santiago de Cuba is the second largest city...
Richard Bailey, John Barilla, Craig Anderson, Michael Lindner	United States Navy United States Navy The United States Navy is the naval warfare service branch of the United States Armed Forces and one of the seven uniformed services of the United States. The U.S. Navy is the largest in the world; its battle fleet tonnage is greater than that of the next 13 largest navies combined. The U.S...	USA	1967	Defected to Sweden Sweden Sweden , officially the Kingdom of Sweden , is a Nordic country on the Scandinavian Peninsula in Northern Europe. Sweden borders with Norway and Finland and is connected to Denmark by a bridge-tunnel across the Öresund....
McKinley Nolan	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1967	Defected to North Vietnam North Vietnam The Democratic Republic of Vietnam , was a communist state that ruled the northern half of Vietnam from 1954 until 1976 following the Geneva Conference and laid claim to all of Vietnam from 1945 to 1954 during the First Indochina War, during which they controlled pockets of territory throughout...
William Percell, David Haire, Edward Johnson	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1968	Defected to Sweden Sweden Sweden , officially the Kingdom of Sweden , is a Nordic country on the Scandinavian Peninsula in Northern Europe. Sweden borders with Norway and Finland and is connected to Denmark by a bridge-tunnel across the Öresund....
J. W. Wright	United States Air Force United States Air Force The United States Air Force is the aerial warfare service branch of the United States Armed Forces and one of the American uniformed services. Initially part of the United States Army, the USAF was formed as a separate branch of the military on September 18, 1947 under the National Security Act of...	USA	1968	Defected to the Soviet Union Soviet Union The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....
Ehrenfried Petras	Microbiologist Microbiologist A microbiologist is a scientist who works in the field of microbiology. Microbiologists study organisms called microbes. Microbes can take the form of bacteria, viruses, fungi, and protists...	Federal Republic of Germany West Germany West Germany is the common English, but not official, name for the Federal Republic of Germany or FRG in the period between its creation in May 1949 to German reunification on 3 October 1990....	1968	Defected to East Germany
Roy Ray Jones	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1968	Defected to Sweden Sweden Sweden , officially the Kingdom of Sweden , is a Nordic country on the Scandinavian Peninsula in Northern Europe. Sweden borders with Norway and Finland and is connected to Denmark by a bridge-tunnel across the Öresund....
Richard Lee Propp, William Jones, Parker Smith, Erwin Foster, Justin Olson, Robert Burroughs, John Ashley, Robert Argento	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1968	Defected to Sweden Sweden Sweden , officially the Kingdom of Sweden , is a Nordic country on the Scandinavian Peninsula in Northern Europe. Sweden borders with Norway and Finland and is connected to Denmark by a bridge-tunnel across the Öresund....
Herbert Patzelt	European Atomic Energy Community European Atomic Energy Community The European Atomic Energy Community is an international organisation which is legally distinct from the European Union , but has the same membership, and is governed by the EU's institutions.... aide	Federal Republic of Germany West Germany West Germany is the common English, but not official, name for the Federal Republic of Germany or FRG in the period between its creation in May 1949 to German reunification on 3 October 1990....	1968	Defected to East Germany
Peter Moebius	Physicist Physicist A physicist is a scientist who studies or practices physics. Physicists study a wide range of physical phenomena in many branches of physics spanning all length scales: from sub-atomic particles of which all ordinary matter is made to the behavior of the material Universe as a whole...	Federal Republic of Germany West Germany West Germany is the common English, but not official, name for the Federal Republic of Germany or FRG in the period between its creation in May 1949 to German reunification on 3 October 1990....	1968	Defected to East Germany
Robert Edward Dostlik	United States Marine Corps United States Marine Corps The United States Marine Corps is a branch of the United States Armed Forces responsible for providing power projection from the sea, using the mobility of the United States Navy to deliver combined-arms task forces rapidly. It is one of seven uniformed services of the United States...	USA	1969	Defected to Cuba Cuba The Republic of Cuba is an island nation in the Caribbean. The nation of Cuba consists of the main island of Cuba, the Isla de la Juventud, and several archipelagos. Havana is the largest city in Cuba and the country's capital. Santiago de Cuba is the second largest city...
Thomas Kavanaugh	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1969	Defected to East Germany
John Lowney	United States Marine Corps United States Marine Corps The United States Marine Corps is a branch of the United States Armed Forces responsible for providing power projection from the sea, using the mobility of the United States Navy to deliver combined-arms task forces rapidly. It is one of seven uniformed services of the United States...	USA	1969	Defected to North Vietnam North Vietnam The Democratic Republic of Vietnam , was a communist state that ruled the northern half of Vietnam from 1954 until 1976 following the Geneva Conference and laid claim to all of Vietnam from 1945 to 1954 during the First Indochina War, during which they controlled pockets of territory throughout...
Hans-Joachim Kruse	Bundeswehr Bundeswehr The Bundeswehr consists of the unified armed forces of Germany and their civil administration and procurement authorities...	Federal Republic of Germany West Germany West Germany is the common English, but not official, name for the Federal Republic of Germany or FRG in the period between its creation in May 1949 to German reunification on 3 October 1990....	1969	Defected to East Germany
Robert Kündiger	Bundesmarine	Federal Republic of Germany West Germany West Germany is the common English, but not official, name for the Federal Republic of Germany or FRG in the period between its creation in May 1949 to German reunification on 3 October 1990....	1969	Defected to East Germany
William Lee Brent William Lee Brent William Lee Brent was a Black Panther Party member who hijacked a passenger jet to Cuba in 1969 and spent 37 years in exile in Cuba. -Biography:...	Black Panther Party Black Panther Party The Black Panther Party wasan African-American revolutionary leftist organization. It was active in the United States from 1966 until 1982.... activist	USA	1969	Defected to Cuba Cuba The Republic of Cuba is an island nation in the Caribbean. The nation of Cuba consists of the main island of Cuba, the Isla de la Juventud, and several archipelagos. Havana is the largest city in Cuba and the country's capital. Santiago de Cuba is the second largest city...
Morris Morris Cohen (Soviet spy) Morris Cohen also known in London as Peter Kroger was an American convicted of espionage for the Soviet Union. His wife Lona was also an agent.-Birth and education:... and Lona Cohen Lona Cohen Leontine Theresa "Lona" Cohen , also known while she was in London as Helen Kroger, was an American spy for the Soviet Union. She was the wife of another spy, Morris Cohen.-Espionage:...	Atomic spies Atomic Spies Atomic Spies and Atom Spies are terms that refer to various people in the United States, Great Britain, and Canada who are thought to have illicitly given information about nuclear weapons production or design to the Soviet Union during World War II and the early Cold War...	USA	1969	Exchanged to the Soviet Union Soviet Union The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....
Heinz Felfe Heinz Felfe Heinz Paul Johann Felfe was a German national who was a former SS Obersturmführer , who worked for the Bundesnachrichtendienst , after the Second World...	Bundesnachrichtendienst Bundesnachrichtendienst The Bundesnachrichtendienst [ˌbʊndəsˈnaːχʁɪçtnˌdiːnst] is the foreign intelligence agency of Germany, directly subordinated to the Chancellor's Office. Its headquarters are in Pullach near Munich, and Berlin . The BND has 300 locations in Germany and foreign countries...	Federal Republic of Germany West Germany West Germany is the common English, but not official, name for the Federal Republic of Germany or FRG in the period between its creation in May 1949 to German reunification on 3 October 1990....	1969	Exchanged to East Germany
Clyde McKay, Alvin Glatkowski SS Columbia Eagle incident The SS Columbia Eagle incident refers to a mutiny that occurred aboard the merchant vessel Columbia Eagle in March 1970 when crewmembers seized the vessel and sailed to Cambodia.-History:...	United States Merchant Marine United States Merchant Marine The United States Merchant Marine refers to the fleet of U.S. civilian-owned merchant vessels, operated by either the government or the private sector, that engage in commerce or transportation of goods and services in and out of the navigable waters of the United States. The Merchant Marine is...	USA	1970	Attempted defection to Cambodia Cambodia Cambodia , officially known as the Kingdom of Cambodia, is a country located in the southern portion of the Indochina Peninsula in Southeast Asia...
Larry Humphrey	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1970	Defected to Cambodia Cambodia Cambodia , officially known as the Kingdom of Cambodia, is a country located in the southern portion of the Indochina Peninsula in Southeast Asia...
Hans-Dieter Reinkensmeier	German Army Aviation Corps	Federal Republic of Germany West Germany West Germany is the common English, but not official, name for the Federal Republic of Germany or FRG in the period between its creation in May 1949 to German reunification on 3 October 1990....	1971	Defected to East Germany
Harold Hill	Rolls-Royce Limited Rolls-Royce Limited Rolls-Royce Limited was a renowned British car and, from 1914 on, aero-engine manufacturing company founded by Charles Stewart Rolls and Henry Royce on 15 March 1906 as the result of a partnership formed in 1904.... engineer Engineer An engineer is a professional practitioner of engineering, concerned with applying scientific knowledge, mathematics and ingenuity to develop solutions for technical problems. Engineers design materials, structures, machines and systems while considering the limitations imposed by practicality,...	United Kingdom United Kingdom The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...	1971	Defected to the Soviet Union Soviet Union The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....
Manuel de Armas and Carlos Rivero Callado	Former anti-Castro Fidel Castro Fidel Alejandro Castro Ruz is a Cuban revolutionary and politician, having held the position of Prime Minister of Cuba from 1959 to 1976, and then President from 1976 to 2008. He also served as the First Secretary of the Communist Party of Cuba from the party's foundation in 1961 until 2011... activists	USA	1976	Defected to Cuba Cuba The Republic of Cuba is an island nation in the Caribbean. The nation of Cuba consists of the main island of Cuba, the Isla de la Juventud, and several archipelagos. Havana is the largest city in Cuba and the country's capital. Santiago de Cuba is the second largest city...
William Joseph Black	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1977	Defected to Czechoslovakia Czechoslovakia Czechoslovakia or Czecho-Slovakia was a sovereign state in Central Europe which existed from October 1918, when it declared its independence from the Austro-Hungarian Empire, until 1992...
Robert Thompson Robert Thompson (Soviet spy) Robert Thompson was a U.S. Air Force clerk that confessed, in 1965, to passing hundreds of photos of secret documents to the Soviets while he was based in West Berlin. He received a 30-year sentence to the Lewisburg Federal Penitentiary in Pennsylvania.U.S. investigators held that he was a...	United States Air Force United States Air Force The United States Air Force is the aerial warfare service branch of the United States Armed Forces and one of the American uniformed services. Initially part of the United States Army, the USAF was formed as a separate branch of the military on September 18, 1947 under the National Security Act of...	USA	1978	Exchanged to the Soviet Union Soviet Union The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....
Erhard Mueller	Bundesmarine	Federal Republic of Germany West Germany West Germany is the common English, but not official, name for the Federal Republic of Germany or FRG in the period between its creation in May 1949 to German reunification on 3 October 1990....	1978	Defected to East Germany
Roy Chung Roy Chung Roy Chung is widely believed to be the fifth of six United States Army servicemen to have defected to North Korea after the Korean War.- Life and disappearance :...	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1979	Defected to East Germany, then to North Korea North Korea The Democratic People’s Republic of Korea , , is a country in East Asia, occupying the northern half of the Korean Peninsula. Its capital and largest city is Pyongyang. The Korean Demilitarized Zone serves as the buffer zone between North Korea and South Korea...
Ursel Lorenzen	NATO aide	Federal Republic of Germany West Germany West Germany is the common English, but not official, name for the Federal Republic of Germany or FRG in the period between its creation in May 1949 to German reunification on 3 October 1990....	1979	Defected to East Germany
Christel Broszey and Inge Goliath	Christian Democratic Union Christian Democratic Union (Germany) The Christian Democratic Union of Germany is a Christian democratic and conservative political party in Germany. It is regarded as on the centre-right of the German political spectrum... aides	Federal Republic of Germany West Germany West Germany is the common English, but not official, name for the Federal Republic of Germany or FRG in the period between its creation in May 1949 to German reunification on 3 October 1990....	1979	Defected to East Germany
Helga Roediger	Federal Ministry of Finance (Germany)	Federal Republic of Germany West Germany West Germany is the common English, but not official, name for the Federal Republic of Germany or FRG in the period between its creation in May 1949 to German reunification on 3 October 1990....	1979	Defected to East Germany
Alexander Lambert	South African Bureau of State Security South African Bureau of State Security The South African Bureau for State Security was established in 1969 and replaced by the National Intelligence Service in 1980. The Bureau's job was to monitor national security...	Republic of South Africa	1979	Defected to Sweden Sweden Sweden , officially the Kingdom of Sweden , is a Nordic country on the Scandinavian Peninsula in Northern Europe. Sweden borders with Norway and Finland and is connected to Denmark by a bridge-tunnel across the Öresund....
Imelda Verrept	NATO aide	Belgium Belgium Belgium , officially the Kingdom of Belgium, is a federal state in Western Europe. It is a founding member of the European Union and hosts the EU's headquarters, and those of several other major international organisations such as NATO.Belgium is also a member of, or affiliated to, many...	1980	Defected to East Germany
Günter Guillaume Günter Guillaume Günter Guillaume , was an intelligence agent of East Germany's secret service, the Stasi.Guillame was born in Berlin. During the Hitler era, he was a member of the Nazi party NSDAP. In 1956, he and his wife Christel emigrated to West Germany on Stasi orders to penetrate and spy on West Germany's...	Aide to West German Chancellor	Federal Republic of Germany West Germany West Germany is the common English, but not official, name for the Federal Republic of Germany or FRG in the period between its creation in May 1949 to German reunification on 3 October 1990....	1981	Exchanged to East Germany
Frank Terpil	Central Intelligence Agency Central Intelligence Agency The Central Intelligence Agency is a civilian intelligence agency of the United States government. It is an executive agency and reports directly to the Director of National Intelligence, responsible for providing national security intelligence assessment to senior United States policymakers...	USA	1981	Defected to Libya Libya Libya is an African country in the Maghreb region of North Africa bordered by the Mediterranean Sea to the north, Egypt to the east, Sudan to the southeast, Chad and Niger to the south, and Algeria and Tunisia to the west.... , then to Cuba Cuba The Republic of Cuba is an island nation in the Caribbean. The nation of Cuba consists of the main island of Cuba, the Isla de la Juventud, and several archipelagos. Havana is the largest city in Cuba and the country's capital. Santiago de Cuba is the second largest city...
Robert Vesco Robert Vesco Robert Lee Vesco was a fugitive United States financier. After several years of high stakes investments and seedy credit dealings, Vesco was alleged guilty of securities fraud. He immediately fled the ensuing U.S...	Businessman and Financier Financier Financier is a term for a person who handles typically large sums of money, usually involving money lending, financing projects, large-scale investing, or large-scale money management. The term is French, and derives from finance or payment...	USA	1982	Defected to Cuba Cuba The Republic of Cuba is an island nation in the Caribbean. The nation of Cuba consists of the main island of Cuba, the Isla de la Juventud, and several archipelagos. Havana is the largest city in Cuba and the country's capital. Santiago de Cuba is the second largest city...
Joseph T. White Joseph T. White Joseph T. White born in St. Louis, Missouri, was a private in the United States Army who defected to North Korea on August 28, 1982. A member of 1/31st Infantry, he shot the lock off one of the gates leading into the Korean Demilitarized Zone and was witnessed surrendering to North Korean troops...	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1982	Defected to North Korea North Korea The Democratic People’s Republic of Korea , , is a country in East Asia, occupying the northern half of the Korean Peninsula. Its capital and largest city is Pyongyang. The Korean Demilitarized Zone serves as the buffer zone between North Korea and South Korea...
Gerhard G.	Bundesamt für Verfassungsschutz	Federal Republic of Germany West Germany West Germany is the common English, but not official, name for the Federal Republic of Germany or FRG in the period between its creation in May 1949 to German reunification on 3 October 1990....	1982	Defected to East Germany
Gerald Andreas Eckert	South African Army South African Army The South African Army is the army of South Africa, first formed after the Union of South Africa was created in 1910.The South African military evolved within the tradition of frontier warfare fought by commando forces, reinforced by the Afrikaners' historical distrust of large standing armies...	Republic of South Africa	1983	Defected to Mozambique Mozambique Mozambique, officially the Republic of Mozambique , is a country in southeastern Africa bordered by the Indian Ocean to the east, Tanzania to the north, Malawi and Zambia to the northwest, Zimbabwe to the west and Swaziland and South Africa to the southwest...
Assata Shakur Assata Shakur Assata Olugbala Shakur is an African-American activist and escaped convict who was a member of the Black Panther Party and Black Liberation Army...	Black Panther Party Black Panther Party The Black Panther Party wasan African-American revolutionary leftist organization. It was active in the United States from 1966 until 1982.... activist	USA	1984	Defected to Cuba Cuba The Republic of Cuba is an island nation in the Caribbean. The nation of Cuba consists of the main island of Cuba, the Isla de la Juventud, and several archipelagos. Havana is the largest city in Cuba and the country's capital. Santiago de Cuba is the second largest city...
Hans Tiedge Hans Tiedge Hans-Joachim Tiedge was a head of West Germany's counter-intelligence in the Office for the Protection of the Constitution in Cologne. He was revealed to be an East German spy when he defected to the East on August 19, 1985. He had been recruited by Markus Wolf...	Bundesamt für Verfassungsschutz	Federal Republic of Germany West Germany West Germany is the common English, but not official, name for the Federal Republic of Germany or FRG in the period between its creation in May 1949 to German reunification on 3 October 1990....	1985	Defected to East Germany
Jeffrey Carney Jeffrey Carney Jeffrey Carney is a former U.S. Air Force intelligence specialist convicted of spying for East Germany. One of the Stasi's most successful spies, code-named "The Kid", Carney handed over U.S. military documents while working in West Berlin for the Air Force...	United States Air Force United States Air Force The United States Air Force is the aerial warfare service branch of the United States Armed Forces and one of the American uniformed services. Initially part of the United States Army, the USAF was formed as a separate branch of the military on September 18, 1947 under the National Security Act of...	USA	1985	Defected to East Germany
Edward Lee Howard Edward Lee Howard Edward Lee Victor Howard was a CIA case officer who defected to the Soviet Union....	Central Intelligence Agency Central Intelligence Agency The Central Intelligence Agency is a civilian intelligence agency of the United States government. It is an executive agency and reports directly to the Director of National Intelligence, responsible for providing national security intelligence assessment to senior United States policymakers...	USA	1985	Defected to the Soviet Union Soviet Union The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....
Sonja Luenberg	Aide to Minister of the Economy Federal Ministry of Economics and Technology (Germany) The Federal Ministry of Economics and Technology is a ministry of the German Federal Government since 1998... Martin Bangemann Martin Bangemann Martin Bangemann is a German politician and a former leader of the FDP . He studied Law in Tübingen and Munich, earned a Dr. jur. in 1962, and qualified as an attorney in 1964...	Federal Republic of Germany West Germany West Germany is the common English, but not official, name for the Federal Republic of Germany or FRG in the period between its creation in May 1949 to German reunification on 3 October 1990....	1985	Defected to East Germany
Herta-Astrid Willner and Herbert Willner	Aide to West German Chancellor / Defense analyst	Federal Republic of Germany West Germany West Germany is the common English, but not official, name for the Federal Republic of Germany or FRG in the period between its creation in May 1949 to German reunification on 3 October 1990....	1985	Defected to East Germany
Rudolf Alken	University of Mainz researcher	Federal Republic of Germany West Germany West Germany is the common English, but not official, name for the Federal Republic of Germany or FRG in the period between its creation in May 1949 to German reunification on 3 October 1990....	1985	Defected to East Germany
Karl Koecher Karl Koecher Karel František Koecher is the only mole known to have penetrated the CIA.-Early life:Born in Czechoslovakia, he became a radio comedy writer and was allegedly frequently scrutinized by the Communist security forces for his satire that mocked the regime...	Central Intelligence Agency Central Intelligence Agency The Central Intelligence Agency is a civilian intelligence agency of the United States government. It is an executive agency and reports directly to the Director of National Intelligence, responsible for providing national security intelligence assessment to senior United States policymakers...	USA	1986	Exchanged to Czechoslovakia Czechoslovakia Czechoslovakia or Czecho-Slovakia was a sovereign state in Central Europe which existed from October 1918, when it declared its independence from the Austro-Hungarian Empire, until 1992...
Hugo Almeida	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1986	Defected to Cuba Cuba The Republic of Cuba is an island nation in the Caribbean. The nation of Cuba consists of the main island of Cuba, the Isla de la Juventud, and several archipelagos. Havana is the largest city in Cuba and the country's capital. Santiago de Cuba is the second largest city...
Glenn Michael Souther Glenn Michael Souther Glenn Michael Souther also known as Mikhail Yevgenyevich Orlov , was a U.S. Navy photographer who defected to the Soviet Union in 1986...	United States Navy United States Navy The United States Navy is the naval warfare service branch of the United States Armed Forces and one of the seven uniformed services of the United States. The U.S. Navy is the largest in the world; its battle fleet tonnage is greater than that of the next 13 largest navies combined. The U.S...	USA	1986	Defected to the Soviet Union Soviet Union The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....
Arnold Lokshin Arnold Lokshin Arnold Lokshinis an American scientist.-Political asylum:Lokshin acquired wide prominence in 1986 when he and his family asked for political asylum in the Soviet Union, stating that they were being spied on by the FBI. The USSR leadership provided them with the requested asylum, gave Lokshin an...	Biochemist Biochemist Biochemists are scientists who are trained in biochemistry. Typical biochemists study chemical processes and chemical transformations in living organisms. The prefix of "bio" in "biochemist" can be understood as a fusion of "biological chemist."-Role:...	USA	1986	Defected to the Soviet Union Soviet Union The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....
Pvt Wade.E Roberts	United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...	USA	1987	Defected to the Soviet Union Soviet Union The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....
Theodore and Cheryl Branch	Radio announcers	USA	1987	Defected to the Soviet Union Soviet Union The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....

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