1914
Japan was a German ally and Japan attacked the U.S. Navy at Pearl Harbor. Navies were a lot more important back then.
They were an ally of Japan
Yes
Easy, Antarctica and Australia.
Russia
Cuba was an ally to the US during World War II. But after the war, Cuba became communist and joined on the side of Russia against US. Cuba and Russia were also launched the nuclear threat on the US and Mexico.
The u.s did join WW2
Germany,Italy, Japan
Germany, Japan, and Italy
They joined the war in 1917.
They joined the war in 1917.