collapse of the USSR The collapse of the USSR became one of the most significant and transformative events of the late twentieth century, changing the political map of the world and the lives of hundreds of millions of people. The Soviet Union officially ceased to exist in 1991, but the reasons for its collapse had been developing long before that moment and were rooted in deep internal problems of the state. The economic system of the USSR was gradually losing efficiency: centralized planning f

Experiencing Winter in the Soviet Union