THURSDAY, May 13, 2026

1787-Delegates gather in Philadelphia to draw up the Constitution of the United States 1796-English country doctor Edward Jenner administers his revolutionary cowpox-based vaccine for smallpox in Berkeley, Gloucestershire 1804-Meriwether Lewis and William Clark's expedition sets out from St. Louis for the Pacific Coast, commissioned by Thomas Jefferson 1853-Land surveyor, newspaper publisher and inventor Gail Borden patents his process for condensed milk 1948-David Ben-Gurion declares Israel independent from British administration, Golda Meir one of the signatories 1955-Warsaw Pact is signed by the Soviet Union, Albania, Bulgaria, Czechoslovakia, East Germany, Hungary, Poland and Romania 2024-Google unveils new generative AI features at its annual conference, forcing users to view AI Overviews at the top of search results despite them being factually incorrect 60% of the time

Original source: Korea Times