The Holacaust History Project By SadayG Oct 24, 1939 Germans Began Killing of The Impaired Oct 12, 1940 Warsaw Jews Ordered Into Ghetto Jun 22, 1941 Killing Squads Accompany German Invasion of The Soviet Union Jun 22, 1941 Killing Squads Deployed Against Jewish Jun 22, 1941 Killings Accompany German Invasion of Soviet Union Sep 3, 1941 Experimental Gassings Begin At Auschwitz Sep 29, 1941 About 34,000 Jews Killed at Babi Yar Dec 1, 1941 A Killing Squad Commander Reports 137,346 Killed Dec 8, 1941 First Killing Center Begins Operation Dec 8, 1941 Chelmno Killing Center Begins Operation Jan 20, 1942 Wannsee Conference And The "Final Solution" Jul 22, 1942 Warsaw Jews Deported To Treblinka Killing Center Apr 19, 1943 Jewish Fighters Resist Germans In Warsaw Ghetto Jun 22, 1944 First Gassing At Ravensbruck Concentration Camp