Kazimierz Pietkiewicz 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...

 socialist and independence activist. Member of the Polish Socialist Party

Polish Socialist Party

The Polish Socialist Party was one of the most important Polish left-wing political parties from its inception in 1892 until 1948...

, arrested several times by the Russian Empire

Russian Empire

The Russian Empire was a state that existed from 1721 until the Russian Revolution of 1917. It was the successor to the Tsardom of Russia and the predecessor of the Soviet Union...

's and exiled to Siberia. During the Russian Revolution, he was active in socialist organizations in Ukraine. Afterwards he lived in the newly independents Second Polish Republic

Second Polish Republic

The Second Polish Republic, Second Commonwealth of Poland or interwar Poland refers to Poland between the two world wars; a period in Polish history in which Poland was restored as an independent state. Officially known as the Republic of Poland or the Commonwealth of Poland , the Polish state was...

, where he was involved in various socialist activities.