Answer:
Developed in the 1830s and 1840s by Samuel Morse (1791-1872) and other inventors, the telegraph revolutionized long-distance communication. It worked by transmitting electrical signals over a wire laid between stations
Explanation:
Answer:
Wire
Explanation:
Samuel Mores told the idea to the govrnmnet, the government gave $30,000 to Samuel Mores to set the wires across U.S.A
