WORLD HISTORY

Detailed explanation-1: -Stalin industrialized the Union of Soviet Socialist Republics, forcibly collectivized its agriculture, consolidated his position by intensive police terror, helped to defeat Germany in 1941–45, and extended Soviet controls to include a belt of eastern European states.

Detailed explanation-2: -From 1929 to his death in 1953, Stalin was the Soviet Union’s undisputed leader. The experience of the Great War had a profound and lasting influence on his political thinking and policies.