They did not try to stop it due, to already bad relations with the soviets, plus if you look at a map of divided Germany you can see that they were deep into the soviets territory. <span />
Answer:
The Declaration of Independence
Because the U.S. had wanted to trade, but I believed the sovient refused. Or they wanted war, but U.S.A refused
While the patriots battled for freedom from Great Britain, upwards of 20,000 runaway slaves declared their own personal independence and fought on the side of the British.