After the German invasion of the Soviet Union in June 1941, Vilnius Region became part of the Reichskommissariat Ostland. Since many Polish clergymen joined the anti-Nazi resistance, German Gestapo organized repressions.
Following the German invasion of the Soviet Union in June 1941, Vilnius Region became part of the Reichskommissariat Ostland. The German Gestapo targeted Polish clergy who opposed Nazi Germany due to their resistance activities.