1805 – Louisiana-Missouri Territory forms
1817 – Mississippi Territory is divided into Alabama Territory & Mississippi
1820 – Missouri Compromise passes, allowing Missouri to join the United States despite slavery still being legal there.
1835 – Congress authorizes a US mint at New Orleans Louisiana
1837 – US President Andrew Jackson and Congress recognize the Republic of Texas
1847 – US Post Office Department is authorized to issue postage stamps
1853 – Transcontinental railroad survey is authorized by US Congress
1855 – US Congress approves $30,000 to test camels for military use
1863 – US Congress authorizes track width of 4’8½” for Union Pacific Railroad. It remains as the standard width for railroad tracks in the US.
1877 – Rutherford B. Hayes takes the oath of office privately as official inauguration day falls on a Sunday
1885 – American Telephone & Telegraph (AT&T) incorporates
1887 – Anne Sullivan begins teaching 6-year-old blind-deaf Helen Keller
1910 – Rockefeller Foundation: John D. Rockefeller Jr. announces his retirement from managing his businesses so that he can be devoted full time to being a philanthropist
1915 – US National Advisory Committee for Aeronautics (NACA) created, the predecessor of NASA
1921 – Toronto’s Dr Banting & Dr Best announce discovery of insulin
1931 – “Star Spangled Banner” officially becomes US national anthem by congressional resolution
1931 – Cab Calloway records “Minnie Moocher” (Jazz’s 1st million seller)
1933 – Mount Rushmore dedicated
1934 – Depression era gangster John Dillinger breaks out of jail using a wooden pistol
1950 – National-American Football League reverts back to calling itself the NFL after 3 months
1955 – Elvis Presley makes his 1st TV appearance on a broadcast of radio show “Louisiana Hayride”
1956 – Elvis Presley’s 1st hit in Billboard’s top 10: “Heartbreak Hotel”
1965 – The Temptations’ “My Girl” reaches #1
1965 – US performs nuclear test at Nevada Test Site. On the same day, USSR performs nuclear test at Eastern Kazakh/Semipalitinsk USSR