British explorer Matthew Flinders became the first person to successfully circumnavigate Australia.
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Robert Goddard was granted a patent for the rocket-powered aircraft.
A peace treaty was signed between NATO, Yugoslavia, and Serbia.
Edward Snowden publicly declared that he was the source of the leaked NSA documents.
Soviet Space Program's Vega 1, which was launched on December 15, 1984, released a space probe to enter Venus.
Rock star Paul McCartney's 'Ram' album went Gold.
