1844: Samuel Morse transmits the first telegram from Washington, D.C., to Baltimore, Maryland.
1883: The Brooklyn Bridge opens to traffic, connecting Brooklyn and Manhattan in New York City.
1927: Charles Lindbergh takes off from Roosevelt Field in New York on the first solo transatlantic flight, landing in Paris 33 hours later.
1941: The German battleship Bismarck sinks the British warship HMS Hood in the North Atlantic Ocean.
1961: President John F. Kennedy announces his goal of sending a man to the moon before the end of the decade.
1976: The first Apple I computer is sold.
1981: Sandra Day O'Connor is sworn in as the first female justice of the United States Supreme Court.
1993: The Internet Engineering Task Force (IETF) publishes RFC 1855, which defines the Hypertext Transfer Protocol (HTTP).
2008: The Sichuan earthquake in China kills more than 69,000 people and leaves millions homeless.
2015: The FIFA corruption scandal erupts, leading to the indictment of several top football officials.
2017: Manchester Arena bombing: A suicide bombing takes place at an Ariana Grande concert in Manchester, England, killing 22 people.