1. Unrestricted Submarine Warfare
2. Sinking of several US ships
During 1915, the U.S. was fighting World War One.
== ==
The US was attacked.
they were fighting against the germans, japanese, and italy
They were still fighting the Germans
the US joined the fighting in 1941 after the bombing of pearl harbour by the Japanese
the US joined the fighting in 1941 after the bombing of pearl harbour by the Japanese
yes
GERMANS (i love you)
Fighting two wars.
Germany, Italy and Japan
World War One. Precise figures are impossible because of incomplete Russian totals from both world wars, but there is agreement that more soldiers died in World War One than in World War Two. Many millions of soldiers died in both world wars.