Yes. The US declared war on Japan on December 8, 1941, one day after the attack on Pearl Harbor.
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
December 8, 1941
Pearl Harbor.
pearl harbour attack
Declare war on Japan
Japan. Then Germany declared war on the US.
CANADA