GCSE History | Fun Learning Quest for Kids

Why did the Nazi regime prioritise the use of propaganda, such as the Nuremberg Rallies and radio broadcasts, over brute force alone to consolidate power between 1933 and 1939?

During the Cold War, the policy of brinkmanship relied on both sides being willing to push crises to the edge of nuclear war. What was the crucial underlying assumption that prevented this strategy from triggering an actual exchange?

Medieval doctors continued to use bloodletting to rebalance the four humours partly because of the Church's authority. Which additional factor most directly prevented them from realizing this treatment was harmful?