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Timeline
Essential Events Before 1900
From the Silk Road and Christopher Columbus to the Ottoman Empire and the Revolutionary War, explore this history timeline covering major moments in global history before the twentieth century.
Reading
Why Did World War I Happen?
In this free resource on World War I, explore the causes and effects of the Great War to understand how the conflict shaped world history.
Reading
Why Did World War II Happen?
In this free resource on World War II, understand the causes of World War II and why these issues drove countries back to battle just two decades after World War I.
Video
How Do Countries Decide Whether to Go to War?
Learn how balances and imbalances of power contributed to World Wars I and II in this historical video.
Reading
How Did the United States Become a Global Power?
Learn how domestic expansion and three wars—the Spanish-American War, World War I, and World War II—transformed the United States’ standing in the world.
Reading
What Are the Origins of Communism?
Explore the different ways Marx, Lenin, and Stalin interpreted communism and dive into the history of translating an ideology into policy.
Timeline
Essential Events Between 1900 and 1945
Learn how two world wars and other major historical developments from the Spanish-American War to World War II reshaped global affairs in the first half of the twentieth century.
Reading
What Is Fascism?
In this free resource, learn how Benito Mussolini and Adolf Hitler rose to power and the lessons their political journeys hold for today.
Reading
How Does History Inform the Chinese Communist Party’s Domestic and Foreign Policy Goals?
Learn how China’s transformation from a state of economic and political collapse to its rise as a global power shapes the motivations of its leaders today.
Reading
How Did Mass Production and Mass Consumption Take Off After World War II?
Discover how consumer goods have become cheap and ubiquitous in the global era.