Post-war
Overview
 
A post-war period or postwar period is the interval immediately following the ending of a war
War
War is a state of organized, armed, and often prolonged conflict carried on between states, nations, or other parties typified by extreme aggression, social disruption, and usually high mortality. War should be understood as an actual, intentional and widespread armed conflict between political...

 and enduring as long as war does not resume. A post-war period can become an interwar period
Interwar period
Interwar period can refer to any period between two wars. The Interbellum is understood to be the period between the end of the Great War or First World War and the beginning of the Second World War in Europe....

 or interbellum when a war between the same parties resumes at a later date (e.g., the period between World War I
World War I
World War I , which was predominantly called the World War or the Great War from its occurrence until 1939, and the First World War or World War I thereafter, was a major war centred in Europe that began on 28 July 1914 and lasted until 11 November 1918...

 and World War II
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...

). By contrast, a post-war period marks the cessation of conflict entirely.

In Western
Western world
The Western world, also known as the West and the Occident , is a term referring to the countries of Western Europe , the countries of the Americas, as well all countries of Northern and Central Europe, Australia and New Zealand...

 usage, the post-war era or postwar era is the period of time since the end of World War II
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...

, even though many nations involved in the Second World War have been involved in multiple wars since.
Though technically of course, even the present is "post-war" in the sense World War II
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...

 is over, "post-war" is generally used to specify a shorter period after the war but which has now ceased.

In some British usage, "post-war" refers to the period from the election of Clement Attlee
Clement Attlee
Clement Richard Attlee, 1st Earl Attlee, KG, OM, CH, PC, FRS was a British Labour politician who served as the Prime Minister of the United Kingdom from 1945 to 1951, and as the Leader of the Labour Party from 1935 to 1955...

 in 1945 to that of Margaret Thatcher
Margaret Thatcher
Margaret Hilda Thatcher, Baroness Thatcher, was Prime Minister of the United Kingdom from 1979 to 1990...

 in 1979, the period of the postwar political consensus
Post-war consensus
The post-war consensus is a name given by historians to an era in British political history which lasted from the end of World War II in 1945 to the election of Margaret Thatcher as Prime Minister of the United Kingdom in 1979....

, while it may also refer to an even shorter period; ending in 1960 or shortly after and corresponding to the greater 1950s
1950s
The 1950s or The Fifties was the decade that began on January 1, 1950 and ended on December 31, 1959. The decade was the sixth decade of the 20th century...

 era.

Considering the post war era equivalent to 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...

, the post-war era is even sometimes considered to include the 1980s
1980s
File:1980s decade montage.png|thumb|400px|From left, clockwise: The first Space Shuttle, Columbia, lifted off in 1981; American President Ronald Reagan and Soviet leader Mikhail Gorbachev eased tensions between the two superpowers, leading to the end of the Cold War; The Fall of the Berlin Wall in...

, putting the end at 1990 which was the year the last ice between the West and the Marxist world thawed.
 
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