France became the first country in the world to include access to abortion in its constitution.
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John Lennon made a controversial statement saying that the Beatles were 'more popular than Jesus.'
The Soviet Union's Vega 1 Space Probe began sending back images of Halley's Comet.
America's second president John Adams was inaugurated in Philadelphia, Pennsylvania.
The Batman, featuring lead actor Robert Pattinson, hit the box office in 4,217 locations in North America.
A Real IRA car bomb exploded in front of the BBC's headquarters in London, injuring one person.