-
Sep 18, 1440
Ivention of printing press: Gutenberg
-
United States Constitution
The United States adopts its constitution. Included in the first amendmant is "or prohibiting the free exercise thereof; or abridging the freedom of speech, or of the press." -
Marconi Tests
Marconi transmits radio signals over a distance of 2.4 km or about 1.5 miles. -
The Maine Sinks
-
Ivention of Facebook