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first telegraph invented
The first telegraph was an optical device invented in 1794 by Claude Chappe, a Frenchman -
first working telegraph
The first working telegraph was built by the English inventor Francis Ronald's in 1816 -
Period: to
the last time the telegraph was used
the telegraph was last used in the 20th century -
Samuel Morse patent his telegraph
Samuel Morse patented his electric telegraph, marking a significant advancement in communication technology by allowing messages to be transmitted over long distances using electrical signals. -
Cooke and Wheatstone patented telegraph
Cooke and Wheatstone patented a telegraph system that used a number of needles on a board that could be moved to point to letters of the alphabet. -
congress approves funding
congress approves funding for Washington to Baltimore line -
first telegraph message
First message "What hath God wrought?" sent -
formation of Western Union
Formation of the Western Union -
first transatlantic
First transatlantic cable laid -
first transcontinental line completed
First transcontinental telegraph line completed -
more reliable transatlantic
A more reliable transatlantic cable is laid, solidifying transatlantic communication