He took part in the 1939 Defensive War as a medical officer . On November 6 , 1939 , as part of the Sonderaktion Krakau action , together with a group of other professors and lecturers of the Jagiellonian University , he was arrested by the Germans and deported to the Sachsenhausen concentration camp . After his release in 1940 , he returned to Kraków and ran a private medical practice
Sonderaktion Krakau
Sonderaktion Krakau
Leon Tochowicz