On 6 November 1939 , just sixty-six days after the Nazi invasion of Poland , the Gestapo carried out the so-called '' Sonderaktion Krakau '' , an operation in which virtually all of the professors of the Jagiellonian University of Cracow were arrested and imprisoned in the ulica Montelupich as part of the larger plan of Nazi Germany to eliminate all Polish intelligentsia
Sonderaktion Krakau
Sonderaktion Krakau
Józef Cyrek