Answer:
Mainly the Soviet Union backed the Viet Minh otherwise known as the North Vietnamese as the USSR backed many communist/socialist countries around the world in small proxy wars against the United States to try and gain influence and expand communism. So your answer would be the Union of Soviet Socialist Republics.
<span>It followed common sea routes.</span>
The Spanish mission in the American were catholic missions established by the Spanish empire during the 16 th To 19th centuries