The Pledge of Allegiance was first recited in American schools.
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Mariner IX took two photos of Mars' north pole.
The world's strongest storm ever was recorded.
President Theodore Roosevelt changed the name of the 'Executive Mansion' to 'The White House.'
The USSR's Voskhod 1 spacecraft became the first spaceflight with multiple crew members.
The state of California became the first to ban fur products.
