Alice in Wonderland premiered in London.
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The opera 'Parsifal' by Richard Wagner premiered in Bayreuth, Germany.
The US Postal Service was founded.
Albert Einstein's theory of gravitational redshift was proven after a telescope in Chile observed a black hole.
Francisco Pizarro became the Governor of Castile, which is a historic area of modern-day Peru.
President Harry Truman signed the National Security Act.
