- 1885 – Dr Pepper is served for the 1st time in a drug store in Waco TX.
- 1913 – The 1st moving assembly line is introduced at the Ford Motor Company.
- 1939 – La Guardia Airport is opened in New York City.
- 1970 – The Environmental Protection Agency begins operations.
- 1818 – Illinois becomes the 21st state
- 1954 – The 1st Burger King opens in Miami FL
- 1848 – President James Polk announces that large amounts of gold have been discovered in California.
- 1933 – Prohibition ends when the state of Utah ratifies the 21st Amendment to the Constitution.
- 1955 – The AFL-CIO is formed when the American Federation of Labor and the Congress of Industrial Organizations merge.
- 1865 – Slavery is banned when the 13th Amendment to the Constitution is ratified.
- 1884 – The Washington Monument is completed.
- 1787 – Deleware is the 1st state to ratify the Constitution.