Ancient Roots & Ideas
Revolutions
Industry & Empire
Global Conflicts
Decolonization & Modern Crises
100

This spiritual leader, originally named Siddhartha Gautama, founded Buddhism to help people find an end to suffering.

The Buddha

100

The French Revolution symbolically began on July 14, 1789, when an angry mob attacked and tore down this royal fortress and prison.

The Bastille

100

This island nation is where the Industrial Revolution first began in the mid-1700s, thanks to its vast reserves of coal and iron.

Great Britain 

100

The assassination of this Austro-Hungarian royal figure in June 1914 served as the immediate spark that ignited World War I.

Archduke Franz Ferdinand

100

He used peaceful marches, boycotts, and hunger strikes to lead India's successful nonviolent independence movement against the British Empire.

Mahatma Gandhi

200

This is the term for a belief in only one God, a fundamental concept shared by Judaism, Christianity, and Islam.

Monotheism

200

This English Enlightenment thinker argued that all people are born with "natural rights" to life, liberty, and property.

John Locke

200

This term describes the rapid, massive movement of human populations away from rural farms and into crowded industrial cities.

Urbanization

200

A surprise Japanese aerial bombardment of this US naval base on December 7, 1941, instantly dragged the United States into World War II.

The Battle of Pearl Harbor

200

This vocabulary term describes a nation's absolute right to govern itself completely free from outside imperial control or interference.

Sovereignty

300

This ancient Greek philosopher was famously sentenced to death for "corrupting the youth" with his constant question-and-answer style of teaching.

Socrates

300

He was a brilliant, self-educated military general and former slave who successfully led the Haitian Revolution against French rule.

Toussaint Louverture

300

At this 1884–1885 meeting, European powers drew lines on a map to divide the African continent among themselves without inviting any African leaders.

The Berlin Conference (The Scramble for Africa)

300

This specific, harsh clause in the Treaty of Versailles forced Germany to accept 100% of the responsibility for starting World War I.

The War Guilt Clause

300

In 1947, British India was split into two separate, independent countries based on religious majorities: India and this new nation.

Pakistan

400

He was Socrates' most famous student, known for writing The Republic to describe a perfect society ruled by philosopher-kings.

Plato

400

To prevent a government from turning into a tyranny, Baron de Montesquieu argued that a state should implement this political concept.

The separation of powers

400

James Watt dramatically improved this vital machine, which went on to power early factories, steamships, and train locomotives.

The steam engine

400

Formed right after World War II, this international peacekeeping organization was built to replace the failed League of Nations.

The United Nations (U.N.)

400

This oil-rich South American country has suffered a devastating crisis of hyperinflation and severe food shortages under the rule of Nicolás Maduro.

Venezuela

500

In ancient Greece, this type of leader seized total power by force, often gaining the support of ordinary citizens by promising to protect them from wealthy nobles.

A tyrant

500

This radical leader headed the Committee of Public Safety and orchestrated the bloody "Reign of Terror" during the French Revolution.

Maximilien Robespierre

500

This European monarch claimed the Congo Free State as his personal estate, brutally forcing the local population to harvest rubber.

King Leopold II of Belgium 

500

This major Allied nation abruptly dropped out of World War I in 1917 because it was dealing with an internal communist revolution at home.

Russia

500

In 1947, the United Nations voted to divide this territory into separate Jewish and Arab states, which triggered an immediate war and a massive refugee crisis.

Palestine