#TodayInHistory – January 7

January 7 – Some important events on this day

1584 👉🏼 Last day of the Julian calendar in Bohemia & Holy Roman empire
1610 👉🏼 Galileo Galilei discovers the first three moons of Jupiter: Io, Europa & Ganymede
1714 👉🏼 Typewriter patented by Englishman Henry Mill (built years later)
1785 👉🏼 1st balloon flight across English Channel by Jean Pierre Blanchard and John Jeffries
1797 👉🏼 The modern Italian flag is first used
1894 👉🏼 Early 5 second film of Fred Ott sneezing shot by Edison Manufacturing – 1st ever copyrighted
1929 👉🏼 “Tarzan”, one of the 1st adventure comic strips, 1st appears
1930 👉🏼 Marguerite Perey discovers francium (Fr), the last naturally occurring element to be found
1941 👉🏼 Chinese Kuomintang forces under orders from Chiang Kai-shek open fire on the surrounded Communist New Fourth Army at Maolin, Anhui Province, killing or capturing 7,000 troops
1950 👉🏼 “Rudolph the Red-Nosed Reindeer” is the #1 song on the U.S. pop charts
1953 👉🏼 US President Harry Truman announces American development of the hydrogen bomb
1954 👉🏼 Georgetown-IBM experiment, 1st public demonstration of a machine translation system, is held at IBM’s head office in New York
1955 👉🏼 Marian Anderson becomes the 1st African American to perform with the New York Metropolitan Opera
1990 👉🏼 Tower of Pisa closed to the public after leaning too far
1999 👉🏼 President Bill Clinton’s impeachment trial begins in the US Senate after the House voted to impeach him for lying about his affair with Monica Lewinsky
2018 👉🏼 It snows in the Sahara desert
2020 👉🏼 6.4 magnitude earthquake in Puerto Rico, island’s largest in a century, followed by many aftershocks kill 1 person and destroy 800 homes
2019 👉🏼 Amazon overtakes Microsoft to become the world’s most valuable listed company for the first time, worth $797 billion