The Venera 3 space probe became the first human-made object to land on another planet.
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Ohio became the 17th state to join the United States of America.
At 340 days, Astronaut Scott Kelly completed the longest single mission aboard the International Space Station.
President John F. Kennedy founded the Peace Corps.
The Yellowstone National Park Protection Act went into law, making it the first National Park in the world.
Spanish peseta lost its legal tender after fully adopting the Euro.
