Japanese raid on Pearl Harbor against US naval and air force, stationed on Hawaii, was the cause of war between two superpowers, making WWII a global conflict.

George Smith Patton Jr. (11.11.1885.-21.12.1945), was one of the best generals in the US army and for sure took place in the Top 10 world generals. 

Battle of the Bulge, also known as Ardennes Counteroffensive, was the major and last large-scale German offensive campaign in WW II. It took place between 16.12.1944. –  25.01.1945. 

Joseph Vissarionovich Stalin (18.12.1878.-05.03.1953) was a Georgian revolutionary and Soviet political leader who governed the Soviet Union from 1924 until he died in 1953.

Operation Barbarossa started on June 22nd, 1941. German forces, reinforced with their Axis allies (Romania, Finland, Slovakia, Italy, Hungary), attacked the Soviet Union with the largest invasion force ever assembled in the history of warfare.