WEDNESDAY, Sept. 20, 2023

622 ― Mohammad's Hegira

1519 ― Magellan starts first successful circumnavigation of the world

1664 ― Maryland enacts first anti-amalgamation law to prevent widespread intermarriage of English women and Black men

1830 ― First National Black convention (Philadelphia)

1850 ― Slave trade abolished in D.C., but slavery allowed to continue

1860 ― First British royalty to visit U.S., Prince of Wales (King Edward VII)

1877 ― Chase National Bank opens in NYC (later merges into Chase Manhattan)

1951 ― First North Pole jet crossing

1954 ― First FORTRAN computer program run

1954 ― First National People's Congress adopts Chinese constitution

1958 ― Martin Luther King Jr. stabbed in chest by deranged woman in NYC

1985 ― Walt Disney World's receives 200-millionth guest

1990 ― Both Germanys ratify reunification