Was the Soviet unions collapse inevitable?

Gorbachev's decision to allow elections with a multi-party system and create a presidency for the Soviet Union began a slow process of democratization that eventually destabilized Communist control and contributed to the collapse of the Soviet Union.

Explanation:

a, he promoted disarmament

answer; ///(1) blank; henry clay; (2) blank; secretary of state; (c)is your answer; ///good luck