Many things might have lead up to it but one of the main things was a german submarine sunk an american ship without warning
No American ships were sunk by the Germans. The ship in question was the British Lusitania. 128 Americans aboard drowned when it sank. The Zimmermann Note was also a factor and the war debts owed to the US by the Allies that would be impossible to repay if the Allies lost could be considered the most significant motivation.
I didn't fight at all, which side did you fight on.
They were attacked by the Axis Powers
The US entered the war in April of 1917 and were on the Allies side.
He was on the allies side.
Over the years, the United States had many motives for going to war. The nation has gone to war to protect itself, gain economic benefits, aid it's allies expand it's borders, or increase it's power and infulence. This answer can also be used for why the united states decide to enter the war and fight on the side of the Allies.
I didn't fight at all, which side did you fight on.
All joins allies side.
on uk side
Axis
allies are people from different places who help fight on your side
land
allies
They were attacked by the Axis Powers
your mon
General Answer Ally or Allies
The US entered the war in April of 1917 and were on the Allies side.
The US joined the war on the side of the Allies on April 6, 1917.