27 April 1994. South Africa holds its first elections in which all people can vote. https://en.wikipedia.org/wiki/1994_South_African_general_election
26 April 1954. Kurosawa Akira’s Seven Samurai was released in Japan. https://en.wikipedia.org/wiki/Seven_Samurai
24 April 1800. The Library of Congress is established in the US. https://en.wikipedia.org/wiki/Library_of_Congress
17 April 2014. The discovery of Kepler-186f confirms that planets the size of Earth exist in the habitable zone of stars other than our sun. en.wikipedia.org/wiki/ Kepler-186f
15 April 1850. The city of San Francisco was incorporated.
14 April 1900. Exposition Universelle opened in Paris. 40 nations and dozens of territories exhibited their cultures, architecture, and advancements. en.wikipedia.org/wiki/Exposition_Universelle_(1889)
