The United States declared war on Japan due to the attack on Pearl Harbor on December 7, 1941. America was mad because it is not right to attack a nation that you are not at war with. And the next day FDR went to congress and gave his famous infamy speech after which he asked congress if they would declare war on japan all votes except one were for war the women who voted against it was a pacifist.
The US was forced to declare war on Japan in DECEMBER 9, 1941
Because of Pearl Harbour.
pearl harbour attack
Declare war on Japan
CANADA
The US was forced to declare war on Japan in DECEMBER 9, 1941
the us didn't declare war on china in world war 2 us declared war on japan on 1941 when japan bombed pearl harbor hawii
Japan
On Japan.
Because of Pearl Harbour.
after japan attacked pearl harbor and declared war on japan a German Allie
pearl harbour attack
Pearl Harbor.
December 8, 1941
Declare war on Japan
Yes. The US declared war on Japan on December 8, 1941, one day after the attack on Pearl Harbor.
Japan. Then Germany declared war on the US.