Declared war
The Japanese attacked the US in pearl harbor,Hawii.
Because they have attacked Pearl Harbor.
Japan
Japan and Germany declared war on the US.
because we were trying to help Asia and then Japan attacked Pearl Harbor
Japan.
Japan attacked Pearl Harbor
The US went to war with Japan.
Japan they attacked pearl harbor
they were already there, Japan attacked a U.S. navy base, Pearl Harbor
Pearl is in the US and it was Japan, an ally of Germany that attacked it.
Japan attacked the US Fleet at Pearl Harbor.