U.S. Census Bureau — Herman Hollerith and Mechanical Tabulation

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History War & Conflict

Andrew Jackson wins the Battle of New Orleans

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History Modern

A prince by a creek ended three centuries of colonial rule

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History Modern

Greensboro sit-ins begin

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Technology Computing & AI

Herman Hollerith patents the punched-card tabulating machine

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Geography Cities

Reno, Nevada sits farther west than Los Angeles

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Society & Economy Politics & Law

The 13th Amendment abolished slavery in the United States

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Geography Borders & Maps

The Louisiana Purchase nearly doubled the size of the United States

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Geography Countries

India Won Its Freedom at the Stroke of Midnight

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Geography Countries

Maine Became the 23rd US State

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Geography Countries

Mississippi became the 20th U.S. state

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History War & Conflict

The Siege of the Alamo Begins

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Geography Demographics

World Population Reached Seven Billion

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