6th April 1917.
April 6, 1917
joined in 1942
The 8th of December 1941 was the date that the US joined world war 2
7 December 1941
April 6 1917
The 8th of December 1941 was the date that the US joined world war 2
The u.s did join WW2
They joined the war in 1917.
They joined the war in 1917.
World War I
in 1956
in 1956
England