Some Indian tribes were divided over which side to support in the war, such as the Iroquois Confederacy based in New York and Pennsylvania who split: the Oneida and Tuscarora sided with the American Patriots, and the Mohawk, Seneca, Cayuga, and Onondaga sided with the British.
A bit more info: Cold War tensions between the U.S. and the Soviet Union from 1967 to 1979. The era was a time of increased trade and cooperation with the Soviet Union and the signing of the Strategic Arms Limitation Talks (SALT) treaties
