Leo Delibes’ opera “Le Roi l’a Dit” premiered in Paris at the Opéra-Comique.
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Theresa May announced her resignation as British Prime Minister.
Lugano, Switzerland, hosted the first Eurovision Song Contest.
Scott Carpenter orbited the Earth three times in the US Aurora 7.
Star Trek episode 'Second Chances' aired, guest-starring Mae Jemison.
Indiana Jones and the Last Crusade, directed by Steven Spielberg and produced by George Lucas, premiered.