1790 - The first U.S. census was completed with a total population of 3,929,214 recorded. The areas included were the present states of Connecticut, Delaware, Georgia, Kentucky, Maine, Maryland, Massachusetts, New Hampshire, New Jersey, New York, Pennsylvania, Rhode Island, North Carolina, South Carolina, Tennessee, Vermont and Virginia
1818 - Maria Mitchell was born. She was the first female professional astronomer and the first women to be elected into the American Academy of Arts and Sciences.
1873 - Andrew S. Hallidie successfully tested a cable car. The design was done for San Francisco, CA.
1876 - Colorado became the 38th state to join the United States.
1893 - Shredded wheat was patented by Henry Perky and William Ford.
1907 - The U.S. Army established an aeronautical division that later became the U.S. Air Force.
1936 - Adolf Hitler presided over the Olympic games as they opened in Berlin.
1943 - Several deaths occurred in a race-related riot in Harlem, New York City.
1946 - In the U.S., the Atomic Energy Commission was established.
1953 - The first aluminum-faced building was completed. It was the first of this type in America.
1956 - The Social Security Act was amended to provide benefits to disabled workers aged 50-64 and disabled adult children.
1957 - The North American Air Defense Command (NORAD) was created by the United States and Canada.
1973 - The movie "American Graffiti" opened.
1976 - The Seattle Seahawks played their first (preseason) game. The Seahawks lost 27-20 to San Francisco.
1978 - Pete Rose of the Cincinnati Reds ended his streak of hitting in 44 consecutive games.
1986 - Bert Blyleven became only the 10th pitcher to strike out 3,000 batters in his career.
1988 - Martin Scorsese's "The Last Temptation of Christ" opened.