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| 1753 | - | Valentine\s Day |
| 1859 | - | Oregon admitted as 33rd State |
| 1876 | - | Alexander Graham Bell files application for patent on the telephone |
| 1912 | - | Arizona becomes 48th state |
| 1918 | - | USSR adopts New Style (Gregorian) calendar |
| 1921 | - | "Skeezix of \""Gasoline Alley\"" discovered on Wallet\s doorstep" |
| 1929 | - | St Valentine\s Day Massacre in Chicago - 7 gangsters killed |
| 1950 | - | Karl Jansky - discoverer of cosmic radio sources - dies |
| 1954 | - | Sen John Kennedy appears on Meet the Press |
| 1961 | - | Element 103 - lawrencium - 1st produced in Berkeley California |
| 1962 | - | Mrs Kennedy gives TV audience a tour of the White House |
| 1972 | - | John & Yoko guest host Mike Douglas Show for the entire week |
| 1972 | - | USSR launches Luna 20; unmanned probe soft-lands on moon - returns |
| 1980 | - | US launches Solar Maximum Mission Observatory to study solar flares |
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