Pretty much because of the acronym MAIN. Which is Militarism-Alliances-Imperialism-And Nationality. If you know more about those topics the question should be easily answered,
Germany fought the us in world war 1
The US helped France in world war 1 with submarines in the Atlantic.
japan
World War 1
The Franco-Prussian War was not directly related to the entry of the US into World War I.
April 6, 1917
America became incresingly drawn to the allied cause.between 1914 and 1916 her exports to the alluies quadrupled
They had systems of interlocking mutual defence Treaties that the US didn't.
1936
I believe the US would have been drawn into WW I regardless of anything Roosevelt might have said.
i think France i think France
Germany fought the us in world war 1
world war one affect the us they had get a alot of money
The US helped France in world war 1 with submarines in the Atlantic.
in a world war 1 on the us ecompny all the american are died and and war is started 1941 to 1954 the american is won the war by us economy
Germany
japan