This Date in History:

Some favorites:

1777 – The Stars and Stripes is adopted by Congress as the Flag of the United States.

1822 – Charles Babbage proposes a difference engine in a paper to the Royal Astronomical Society entitled "Note on the application of machinery to the computation of astronomical and mathematical tables".

1938 – Action Comics issue one is released, introducing Superman.

1951 – UNIVAC I is dedicated by the U.S. Census Bureau.

1966 – The Vatican announces the abolition of the Index Librorum Prohibitorum (index of prohibited books), which was originally instituted in 1557.