History
100

What is the earliest known writing system?

Cuneiform

200

Which Roman emperor accidentally set fire to the Library of Alexandria?

Julius Caesar

300

Which pandemic affected a third of the world’s population near the end of World War I?

The Spanish Flu

400

Which river did George Washington famously cross prior to the Battle of Trenton?

Delaware River

500

Which countries were known as the “Four Policemen” during World War II?

The United States, the United Kingdom, the Soviet Union, and the Republic of China

600

Which US colony was the first to declare independence from the King?

Rhode Island

700

Who is considered the first American serial killer?

H.H. Holmes

800

What was China's last imperial dynasty?

The Qing dynasty

900

What was Johnny Appleseed's real name?

John Chapman

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