John
Paul
George
Ringo
Stuart
100

The first ten amendments to the U.S. Constitution, guaranteeing individual freedoms like speech, religion, and due process.

Bill of Rights

100

A device used for executions during the French Revolution.

Guillotine

100

A radical movement (1789–1799) that overthrew the monarchy, challenged inequality, and reshaped French society.

French Revolution

100

A 1773 protest in which American colonists dumped British tea into Boston Harbor to oppose taxation without representation.

Boston Tea Party

100

The force that attracts objects toward one another.

Gravity

200

Italian scientist who used telescopes to support heliocentrism.

Galileo Galilei

200

A 1776 document asserting the American colonies’ break from Britain, citing natural rights and government by consent.

Declaration of Independence

200

A prison in Paris stormed on July 14, 1789; its fall symbolized the start of the French Revolution.

Bastille

200

English physicist who formulated laws of motion and gravity.

Isaac Newton

200

The foundational legal document of the United States, ratified in 1787, establishing a federal government and system of checks and balances.

Constitution

300

British explorer who charted much of the South Pacific, including Australia, New Zealand, and Hawaii; his voyages opened the door to colonization.

James Cook

300

A powerful region for millennia before colonization, home to ancient civilizations and thriving empires; later, a major colony of the British Empire; ruled directly after 1858 and central to global trade.

India

300

French philosopher and mathematician who emphasized rational thought and famously said, “I think, therefore I am.”

René Descartes

300

The first independent Black republic, founded in 1804 after a successful slave revolt against French rule.

Haiti

300

The armed conflict (1775–1783) between Britain and its American colonies that resulted in U.S. independence.

Revolutionary War

400

A Polish astronomer who proposed the heliocentric model of the solar system.

Nicolaus Copernicus

400

An intellectual movement in the 17th–18th centuries that emphasized reason, individual rights, and skepticism of traditional authority.

Enlightenment

400

A 1803 land deal in which the U.S. bought a vast territory from France.

Louisiana Purcahse

400

A mechanical automaton built in 1739 that mimicked digestion.

Digesting duck

400

Queen of France and wife of Louis XVI; also executed during the revolution. 

Marie Antoinette


500

French general who rose to power after the revolution.

Napoleon Bonaparte

500

A global conflict (1756–1763) between major European powers; its outcome reshaped colonial holdings and increased British debt.

Seven Years War

500

Leader of the Haitian Revolution; a formerly enslaved man who was a brilliant military strategist and statesman.

François-Dominique Toussaint Louverture

500

A settlement used to exile convicts; Britain established such colonies in Australia starting in 1788.

Prison colony

500

A Lemhi Shoshone woman, kidnapped at 12, forced to marry a French fur trapper at 13; she guided and translated for the Lewis and Clark expedition through the newly acquired Louisiana Territory.

Sacagawea