Matching Pairs World War IIOnline version Match each column with its correct side depending on the question or answer. Good luck c: by ASTRID CELESTE GOMEZ ANGELES 1 The attack over Pearl Harbor... 2 Hitler’s invasion of Poland in September 1939... 3 4 5 Germany had sunk a ship carrying American civilians. 6 Its main leaders were Adolf Hitler, Benito Mussolini and the Japanese Emperor Hirohito. 7 The Holocaust was... 8 The Allies caused the beginning of world war II. the systematic persecution and murder of the Jews. wait what?! This is not even an event of this moment. The Axis Powers caused USA to join the war. Poland, France and Great Britain. China, the Soviet Union, and the United States of America later joined.