In 1838, Samuel Morse’s telegraph system is demonstrated for the first time at the Speedwell Iron Works in Morristown, New Jersey. The telegraph, a device which used electric impulses to transmit encoded messages over a wire, would eventually revolutionize long-distance communication, reaching the height of its popularity in the 1920s and 1930s.
In 1912, New Mexico joins the union.
In 1919, Theodore Roosevelt dies.
| In 1971, Army drops charges of My Lai cover-up |
| In 1974, Skater Nancy Kerrigan attacked In 1975, Wheel of Fortune premieres.
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