1945 The United Nations was officially established

1932 Radio City Music Hall opened in New York City

1926 John Logie Baird gave the first public demonstration of a live television system

1836 Spain recognized the independence of Mexico by signing the Santa María–Calatrava Treaty

2002 The Legislative Assembly appointed Eduardo Duhalde as interim President of Argentina

1901 Guglielmo Marconi sent and received the first wireless message across the Atlantic Ocean

1964 United States President Lyndon B. Johnson signed the Civil Rights Act into law

1767 King Taksin was crowned King of Thailand (Siam)

1949 Queen Juliana of the Netherlands signed the papers to grant independence to Indonesia

1924 Astronomer Edwin Hubble formally announced that the Milky Way is just one of many galaxies in the universe

1895 German physicist Wilhelm Conrad Röntgen discovered X-Rays

2003 The Spirit Rover was launched by NASA to start the Mars Exploration Rover mission

1863 President Abraham Lincoln signed the Emancipation Proclamation

1965 United States President Lyndon B. Johnson signed the Voting Rights Act into law

1814 Innovation of the steam locomotive (engine)

1994 Nelson Mandela sworn in as the first black president of South Africa