USA HISTORY

Detailed explanation-1: -The invention of the telephone by Alexander Graham Bell in 1876 also spurred telegraph use instead of completely replacing it. Methods were developed to enable a single wire to carry both telephone and telegraph transmissions at the same time. The introduction of the vacuum tube enabled many advances in the telegraph.

Detailed explanation-2: -A brief historical overview: The printing press was the big innovation in communications until the telegraph was developed. Printing remained the key format for mass messages for years afterward, but the telegraph allowed instant communication over vast distances for the first time in human history.

Detailed explanation-3: -As the first means of long-distance communication, the telegraph changed the shape of American society. The telegraph expanded the business possibilities and expedited the work of a variety of professions, including bankers, brokers, lawyers, and hotel proprietors.

Detailed explanation-4: -The idea of using electricity to communicate over distance is said to have occurred to Morse during a conversation aboard ship when he was returning from Europe in 1832.