Yes. They joined the World War One in the year of 1917.
Americans wanted to withdraw into an isolationist position.
There was no question about war after Pearl Harbor.
Americans were strongly isolationist in the first half of the 20th century and considered World War 1 to be a "European War" in "far-off lands". They did not wish to get entangled in that debacle.
The Americans refused the president Legue Nation
filling orders for supplies needed for war
Japanese-Americans .
Americans
Pearl Harbour in Hawaii on 7 December 1941
There has been a World War I and a World War II. There hasn't been a World War III.
japenese then the Americans
they were in war with the japanese/germans/italians
the Americans brought the Sherman into world war 2. they also gave the Sherman to the British and Canadians.
Second World War, in which over 16 million Americans were inducted into the Armed Forces.
World War II. Over 16 million Americans served.
because they are isolated from the main continent and were out of war.
America arrived for World War 1 on April 6, 1918.
1945