Armenia declared its independence from the Soviet Union.
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India became the fourth nation to successfully land a spacecraft on the Moon.
Mars had a 'close encounter' with Earth at 34.8 million miles apart.
The first-ever message was sent from a ship to the shore at Cliff House, San Francisco.
Chris Messina Tweeted #barcamp, which became the first use of a hashtag on Twitter.
French explorer Jacques Cartier arrived in the city of Quebec during his third voyage to Canada.
