Timeline

Sources Timeline

Every source in the collection laid out by year. Zoom out to centuries or in to single years, and filter by era, grade, type, or standard.

New: Europe 1300–2000, interactive river timeline →
Choose River, Events, Swimlanes, or Story cards: see all four views. Click any state or era for connected sources.

United States, 1600–2000: key events by theme →

World history, ancient to today: key events by region →

Civilizations and empires river chart3100 BCE–2000 Ancient worldTo 500 CE Medieval world500–1500 Early modern world1450–1800 Modern world1800 to today

Source set timelines (44)

Each source set has its own timeline of key events, linked to that set's sources.

U.S. History

Was the New Deal a success?17 events Were the colonists justified in declaring independence?16 events Should the Constitution have been ratified?16 events What caused the Civil War?17 events Who freed the enslaved people?18 events How did women win the right to vote?16 events Did Progressive Era reformers make life better for workers?16 events Captains of industry or robber barons?16 events Was America a land of opportunity for immigrants?15 events How did U.S. policy toward Native nations change from 1830 to 1934?17 events Why did the United States enter World War I?15 events Was the incarceration of Japanese Americans justified?16 events Should the United States have dropped the atomic bomb?17 events Nonviolence or Black Power: which approach did more to advance civil rights?19 events How did the law on segregated schools change, and why?17 events What rights do students have at school?14 events Why did American support for the Vietnam War change?19 events

World History

Was the peace after World War I a fair one?15 events Who started the Cold War?15 events Did the French Revolution live up to its own ideals?18 events Was the Industrial Revolution progress?17 events How did people argue for and against imperialism?17 events Where do our rights come from?17 events What happened when Europe and the Americas met?18 events How did China respond to Western power?16 events How did former colonies make the case for independence?15 events Could World War II have been prevented?17 events What made a good citizen in the ancient world?16 events Why did the Western Roman Empire fall?15 events What makes a law code fair?10 events How did people on different sides experience the Crusades?12 events Were the Mongols mainly destroyers or connectors?12 events Who should have the final say: kings or popes?13 events Should rulers govern by virtue or by strict law?12 events How did people explain and respond to the Black Death?11 events What did medieval travelers notice about other worlds?9 events Was the Reformation a needed reform or a dangerous break?15 events How did the new science challenge older authorities?12 events Where should a government's power come from?12 events What makes a nation?14 events Did the Russian Revolution deliver what it promised?13 events Why did dictators rise, and how did democracies respond?13 events Who should shape Latin America's future?12 events How did people argue over apartheid in South Africa?11 events

Zoom: