According to the article on the cold war, what happened in 1917 that put a large strain on relations between the us and the soviet union?

D. A communist dictatorship was established in Russia after a revolution.

Explanation: it on the test

americans had many intangible advantages. well since the british fought a war far from home military orders, troops, and supplies sometimes took months to reach their destinations, and the british had an extremely difficult objective. they had to persuade the americans to give up their claims of independence, americans had a grand cause: fighting for their rights, their independence and their liberty. this cause is much more just than waging a war to deny independence.

d) the constitution rights of native americans and their right to self-government on reservations