World at War

Learn how two world wars and other critical developments reshaped global affairs in the first half of the twentieth century.

Learn how balances and imbalances of power contributed to World Wars I and II.

Explore the causes of the Great War and the ways in which the conflict reshaped society.

Understand the issues that drove countries back to battle just two decades after World War I.

Learn how Benito Mussolini and Adolf Hitler rose to power and the lessons their political journeys hold for today.

Learn about the three wars that transformed the United States’ standing in the world.

Explore the different ways Marx, Lenin, and Stalin interpreted communism and dive into the history of translating an ideology into policy.

Questions to check your understanding.