Antanas Impulevičius-Impulėnas ( 28 January 1907 – 4 December 1970 ) was an officer of the Lithuanian Army , reaching the rank of major in 1937 , and later a Nazi collaborator . After the occupation of Lithuania by the Soviet Union , he was arrested by NKVD . He was freed during the Uprising of June 1941 . Impulevičius joined the '' Lithuanian Schutzmannschaft '' and commanded the 12th Police Battalion . His unit was sent to Belarus where it participated in mass executions of the Jews , particularly in Minsk and Kletsk . He also joined the short-lived Lithuanian Territorial Defense Force . In 1944 , he moved to Germany , in 1949 he relocated to the United States . In 1962 , Supreme Court of the Lithuanian SSR sentenced him to death '' in absentia '' . After the trial , United States dismissed Soviet request to extradite him
mass executions of the Jews
The Holocaust
Antanas Impulevičius