Why did detente between Soviets and Americans come to an end

Détente ended after the Soviet intervention in Afghanistan, which led to the United States boycott of the 1980 Olympics, held in Moscow. Ronald Reagan's election as president in 1980, based in large part on an anti-détente campaign, marked the close of détente and a return to Cold War tensions.

Explanation:

Détente ended after the Soviet intervention in Afghanistan, which led to the United States boycott of the 1980 Olympics, held in Moscow. Ronald Reagan's election as president in 1980, based in large part on an anti-détente campaign, marked the close of détente and a return to Cold War tensions.

Explanation:

i do not know if this question has options, but a main impact of the federal reserve act of 1913, which created the federal reserve bank, was the international use of the u.s. dollar, which soon became the world's leading currency - particularly during world war i, since many nations around the world asked the united states for money.