What did Soviet leaders expect would happen to
communism and capitalism over time?

They expected for communism to overtake capitalism.

Explanation:

Communism is a political and economic system and its effectiveness depends on its prevalence around the world. The more widespread communism is, the more stable it will be. Soviet leaders like Stalin beloved that communism was the most advanced politcal and economic system but contradicted how inadequate the USSR's industry was at the time.

they all focused on themes about the inevitability of death.

. austria-hungary began seizing british colonies in africa.