Louisiana became the 18th state to join the United States of America.
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Albert Einstein completed his doctoral thesis at the University of Zurich and was awarded a Ph.D.
A remake of the original 1996 Resident Evil was released exclusively for GameCube.
The USA signed The Louisiana Purchase in Paris.
Two new moons orbiting Uranus were announced in Nature magazine.
Adolf Hitler and his newlywed wife, Eva Braun, committed suicide in their bunker in Berlin, Germany.
