Answer the following question as completely as possible. Please
address each of the “sub-questions” within the essay. Your answer should be a minimum of 750
How did Josef Stalin emerge as the single leader of the Soviet Union by the end of the 1920s?
Who were his political challengers, and how did he defeat them? How did Stalin move from the
undisputed leader of the Communist Party at the end of the 1920s to the “totalitarian tsar” of