Belarus declared its independence from the Soviet Union.
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NASA's Voyager 1 spacecraft entered interstellar space, becoming the first artificial object to do so.
The first daily passenger air service began, going from London to Paris.
Nintendo released the first-person shooter, GoldenEye 007, for the Nintendo 64.
A Japanese scientist, Shibasaburo Kitasato, isolated the bacterium of the Bubonic Plague.
Naturalists Chris Atkins and Michael Taylor discovered the world's tallest tree in Redwood National Park, California.