During the German occupation in Poland in 1939-1945, Nazis authorities banned the breeding of pigeons. They feared that pigeons would be able to bypass German armies and deliver messages from other countries to Poland or messages from resistance. But the most, Nazis were feared that the world would get know what happens in Poland.

Author: Andreas Trepte under:Creative Commons Uznanie autorstwa – Na tych samych warunkach 2.5

