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This Day in American History

April 24

1 historic event on this date

Legislation1800

Library of Congress Established

President John Adams signed legislation establishing the Library of Congress, initially allocating $5,000 to purchase books for the use of Congress. After the British burned the original collection in 1814, Thomas Jefferson sold his personal library to rebuild it.

Why It Matters

The Library of Congress became the world's largest library and a symbol of the founders' belief that an informed legislature and an educated citizenry are essential to democratic self-governance.

Explore the Principles Behind the History

Every event in American history connects to the founding principles. Discover the ideas that shaped these moments.

View the 28 Founding Principles