Nazi Germany suffered major military defeats.
Nazi Germany . The Nazi regime came to an end after the Allied Powers defeated Germany in May 1945 , ending World War II in Europe . Following the German invasion of the Soviet Union in 1941 , the tide gradually turned against the Nazis , who suffered major military defeats in 1943 . Hitler 's refusal to admit defeat led to massive destruction of German infrastructure and additional war-related deaths in the closing months of the war .