Kazimierz Piwarski was a Polish

Poland

Poland , officially the Republic of Poland , is a country in Central Europe bordered by Germany to the west; the Czech Republic and Slovakia to the south; Ukraine, Belarus and Lithuania to the east; and the Baltic Sea and Kaliningrad Oblast, a Russian exclave, to the north...

 historian

Historian

A historian is a person who studies and writes about the past and is regarded as an authority on it. Historians are concerned with the continuous, methodical narrative and research of past events as relating to the human race; as well as the study of all history in time. If the individual is...

, professor of Jagiellonian University

Jagiellonian University

The Jagiellonian University was established in 1364 by Casimir III the Great in Kazimierz . It is the oldest university in Poland, the second oldest university in Central Europe and one of the oldest universities in the world....

 in Kraków

Kraków

Kraków also Krakow, or Cracow , is the second largest and one of the oldest cities in Poland. Situated on the Vistula River in the Lesser Poland region, the city dates back to the 7th century. Kraków has traditionally been one of the leading centres of Polish academic, cultural, and artistic life...

 since 1946 and Poznań University in years 1953-1955, member of Polish Academy of Skills (Polska Akademia Umiejętności, PAU) since 1945, and member of Polish Academy of Sciences

Polish Academy of Sciences

The Polish Academy of Sciences, headquartered in Warsaw, is one of two Polish institutions having the nature of an academy of sciences.-History:...

 (Polska Akademia Nauk, PAN) since 1958.

He researched in the history of the Polish provinces of Pomerania

Pomerania

Pomerania is a historical region on the south shore of the Baltic Sea. Divided between Germany and Poland, it stretches roughly from the Recknitz River near Stralsund in the West, via the Oder River delta near Szczecin, to the mouth of the Vistula River near Gdańsk in the East...

, Silesia

Silesia

Silesia is a historical region of Central Europe located mostly in Poland, with smaller parts also in the Czech Republic, and Germany.Silesia is rich in mineral and natural resources, and includes several important industrial areas. Silesia's largest city and historical capital is Wrocław...

, East Prussia

East Prussia

East Prussia is the main part of the region of Prussia along the southeastern Baltic Coast from the 13th century to the end of World War II in May 1945. From 1772–1829 and 1878–1945, the Province of East Prussia was part of the German state of Prussia. The capital city was Königsberg.East Prussia...

 and also the universal history of the 18th and 20th centuries.

Kazimierz Piwarski was the director of the Western Institute

Western Institute

The Western Institute in Poznań is a scientific research society focusing on the Western provinces of Poland - Kresy Zachodnie , history, economy and politics of Germany, and the Polish-German relations in history and today.Established by...

 (Instytut Zachodni) in Poznań

Poznan

Poznań is a city on the Warta river in west-central Poland, with a population of 556,022 in June 2009. It is among the oldest cities in Poland, and was one of the most important centres in the early Polish state, whose first rulers were buried at Poznań's cathedral. It is sometimes claimed to be...

in years 1956-1958.

Publications

• Dzieje Śląska w zarysie (Short History of Silesia)
• Dzieje polityczne Prus Wschodnich 1621-1772, (1938, Political history of the East Prussia 1621-1772)
• Kuria rzymska a polski ruch narowodowowyzwoleńczy 1794-1863, (1955, The Roman curia and the Polish national liberation movement 1794-1863)