Influential Figures
Events & Movements
Influential People
Important Inventions & Discoveries
Significant Events & Terms
100

This agricultural scientist promoted crop rotation and developed hundreds of products from peanuts.

Who is George Washington Carver?

100

Founded in 1922, this Soviet secret police organization was known for its ruthless tactics.

What is the Cheka?

100

This German philosopher is known for his concept of dialectical reasoning.

Who is G.W.F. Hegel?

100

This agricultural invention by Jethro Tull revolutionized farming efficiency.

What is the seed drill?

100

This term refers to the middle class, often associated with industrial and economic growth.

What is the bourgeoisie?

200

A key figure in the Great Awakening, this preacher was known for his powerful sermons across the American colonies.

Who is George Whitefield?

200

This American radio station, launched in 1920, was the first commercial broadcaster.

What is KDKA?

200

This preacher delivered the famous sermon Sinners in the Hands of an Angry God during the Great Awakening.

Who is Jonathan Edwards?

200

This safety device, invented by Sir Humphry Davy, protected miners from dangerous gas explosions.

What is the miner's safety lamp?

200

This day, originally marking the end of World War I, is now celebrated as Veterans Day in the U.S.

What is Armistice Day?

300

This scientist revolutionized physics with his theories of relativity.

Who is Albert Einstein?

300

This industrialist revolutionized manufacturing with the introduction of the assembly line.

Who is Henry Ford?

300

This leader formed the Soviet Union in 1922.

Who is Nikolai Lenin?

300

These two doctors played key roles in combating yellow fever through their groundbreaking research.

Who are Walter Reed and William Gorgas?

300

This U.S. president led the country during World War I.

Who is Woodrow Wilson?

400

This enlightened despot expanded Russian territory and promoted Western ideas during her reign.

Who is Catherine the Great?

400

He led the Moravian settlement of Herrnhut, promoting missionary work and religious unity.

Who is Count von Zinzendorf?

400

Known as the founder of modern nursing, she revolutionized healthcare during the Crimean War.

Who is Florence Nightingale?

400

This political document, adopted on July 4, 1776, declared the American colonies independent from Britain.

What is the Declaration of Independence?

400

This act made Canada a self-governing commonwealth within the British Empire.

What is the British North America Act?

500

This co-author of The Communist Manifesto collaborated closely with Karl Marx.

Who is Friedrich Engels?

500

Name three of the countries that formed the Triple Entente during World War I.

What are France, Russia, and the United Kingdom?

500

He was the first Russian czar, notorious for his ruthless rule.

Who is Ivan the Terrible?

500

Napoleon’s second wife, an Austrian archduchess, became Empress of the French.

Who is Marie Louise?

500

Established in 1608, this city became the first permanent French settlement in North America.

What is Quebec?

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