Operation “Barbarossa”

Nazi Germany’s invasion of the Soviet Union beginning on June 22, 1941, in violation of the 1939 non-aggression pact between Germany and the U.S.S.R. Nazi Germany deployed massive military resources in Operation "Barbarossa", with the intent of waging a war of annihilation against the Jewish population and the communist U.S.S.R. Significant early German gains were slowed and eventually reversed by the Red Army.