Between September 1939 and July 1941, the Soviets arrested and deported nineteen Polish faculty and ex-faculty of the University of Stefan Batory, of who nine perished: Professors Stanisław Cywinski, Władysław Marian Jakowicki, Jan Kempisty, Józef Marcinkiewicz, Tadeusz Kolaczyński, Piotr Oficjalski, Włodzimierz Godłowski, Konstanty Pietkiewicz, and Konstanty Sokol-Sokolowski, the last five victims of the Katyn massacre.