If you mean World War 2 then they sat on their bottoms watching the war until Japan attacked them and Germany delcared war on them
Neutral
World War 2
Germany
1939 and 1940
World War 2
1. First war fought by the USAF. 2. Worlds first "jet" war.
Our first offensive for the pacific war the battle inGuadalcanal
1939-1941.
The US .
The Japanese attacked Pearl Harbor bringing the US to the war. After almost 5 years of fighting the US dropped to atomic bombs, the first one in Hiroshima and the second one in Nagasaki. US won.
Europe .
No, after World War 2, before the Korean War