The Moscow-Washington Hotline
On August 30, 1963, the first message was sent on the Moscow-Washington hotline.
Technology
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First International Polar Year
On August 1, 1882, the first International Polar Year (IPY) began.
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U.S. Lands First Men On The Moon
On July 20, 1969, the US effectively won the Space Race when Neil Armstrong and Buzz Aldrin landed the Eagle lunar module on the Moon’s surface.
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Launch of Pioneer 11
On April 5, 1973 (some sources cite April 6 UTC (Coordinated Universal Time), the Pioneer 11 space probe launched from Cape Canaveral, Florida.
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Launch of Sputnik I
On October 4, 1957, the Soviet Union launched Sputnik I, the first man-made object in space, which sparked the start of the Space Race with the United States.
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First Man in Space
On April 12, 1961, Soviet cosmonaut Yuri Gagarin became the first person to travel into space.
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Final Mission to the Moon
On December 11, 1972, Apollo 17 became the last manned NASA mission to the Moon.
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First U.S. Hologram Postal Stationary
On December 3, 1989, the USPS issued its first postal item to be produced with a hologram – a 25¢ stamped envelope picturing a space shuttle docking at a space station.
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Founding of UNESCO
On November 16, 1945, the UN created the United Nations Educational, Scientific, and Cultural Organization (UNESCO).
