Stalinism was adapted from Marxism-Leninism and was a totalitarian view of authority. His methods were pragmatic as well as ideological
Stalin's second revolution supposedly created a social state; state control of the economy, insistence on social realism and control of education and the arts
Stalin wanted to change ideology of the party to unite the USSR and spread communism. He used terror as a mechanism to implement reform and promote ideological purity
During GPW, structure changed with formation of the Stavka and GoKo which allowed for rapid decision making.
Post GPW ideology was anti-west. The idea of an alternative political and economic model to capitalist democracy became more important.