After Lenin had died, Stalin had followed in his footsteps as leader of the Communist government in 1922.
After the march on Rome 3 days earlier, the blackshirts took over the Italian government and established a Fascist Regime.
Hitler becomes chancellor of Germany, but it takes him about 1 year to gain absolute power. The Weimar Republic's president still was living and "in his way".
Because of a battle with the Ethiopians in the years 1895-1896, Mussolini wanted to attack and be victorious.
Hitler believed, being an ethnic Austrian-German, that Germans lived in Austria and wanted to absorb that part of Austria.
Hitler claimed that ethnic Germans lived along the border of Czechoslovakia and Germany and wanted to annex them.
Italy invades Albania to take control of the Adriatic Sea.
Einstein writes to Roosevelt about the potential for a new bomb that could win the war.
Hitler uses the excuse that Germany was attacked by a Polish foot soldier, even though he disguised a German prisoner to complete the task.
Hitler tries to take a foothold in the Atlantic to try and cut off Britain from trade.
After the invasion of Poland, the Polish government pleaded to GB and France, allies, to assist.
Hitler advances to the allies, Britain and France, and pushes them farther to the beach and makes them retreat.
Hitler pushes closer and closer to Paris as the allies retreat and finally takes it.
Hitler tries to overwhelm the Royal Air Force, but after a year he was unsuccessful.
After Britain's hammering from Germany, they needed supplies and the US passed the act to allow this. US would give supplies without guarantee of payment.
Hitler violates the Russo-Nazi Pact and invades Russia to try and get a foothold and win one front of the war.
Japan makes a decisive decision to attack Pearl Harbor and cut off American defenses in the Pacific.
The day after Pearl Harbor, the US declares war on Japan.