The Japanese bombing of Pearl Harbor.
The attack on Pearl harbour
The Franco-Prussian War was not directly related to the entry of the US into World War I.
pearl harbour
German submarine warfare
The bombing of Pearl Harbor by the Japanese.
It was the assasination of archduke franz Ferdinand that directly started world war 1
The bombing of Pearl Harbour
The Japanese attack on Pearl Harbour 7 December 1941.
The German invasion of Poland on 1st September 1939.
Most directly, the US entered World War II.
which event sparked world war 1?
The Japanese bombed the US naval base at Pearl Harbor, Hawaii on 07 Dec 1941