In what war did the United States fight for Cuba’s freedom from an empire while at the same time taking over Puerto Rico, Hawaii, and the Philippines? 

How were Jews–sometimes 12,000 a day–killed at Vernichtungslager (extermination camps) like Auschwitz, Treblinka, Sobibor, and Chelmno?

Nixon used his political leverage from the visit to China to persuade Russia to sign what treaty?

Why were the British and French uninterested in the idealistic peace plan of American president Woodrow Wilson?

Which of the following was not a problem in Eastern Europe and the former Soviet Union following the collapse of Communist power in 1989?

The Soviets assisted in the Communist overthrow of China in 1949, leading indirectly to a war against UN forces in what other Asian country in 1950?

For what reason did Nixon visit China?

Who declared war on Germany after the German army invaded neutral Belgium?

What did Wilson mean by the “self-determination of peoples”?

What form of propaganda did Hitler–an artist himself–believe most effectively subsumed the individual into the group, making them feel swept up as part of the nation? The film The Triumph of the Will showcases this form of propaganda.