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This Day in American History

July 20

1 historic event on this date

Historical1969

Apollo 11 Moon Landing

American astronauts Neil Armstrong and Buzz Aldrin became the first humans to walk on the Moon, fulfilling President Kennedy's 1961 pledge. Armstrong's words, "That's one small step for man, one giant leap for mankind," were broadcast to an estimated 600 million viewers worldwide.

Why It Matters

The Moon landing demonstrated what democratic society can achieve through public investment and collective purpose, and it remains a defining moment of American ingenuity and national ambition.

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