USA HISTORY

Detailed explanation-1: -Development of the telegraph industry. Although railroad traffic control was one of the earliest applications of the telegraph, it immediately became a vital tool for the transmission of news around the country.

Detailed explanation-2: -Developed in the 1830s and 1840s by Samuel Morse and other inventors, the telegraph revolutionized long-distance communication. It worked by transmitting electrical signals over a wire laid between stations.

Detailed explanation-3: -The induction telegraph used static electricity from the existing telegraph lines running parallel to the train tracks, making messaging possible between moving trains and rail stations.

Detailed explanation-4: -It was the first electrical telecommunications system and the most widely used of a number of early messaging systems called telegraphs, that were devised to communicate text messages quicker than physical transportation.

Detailed explanation-5: -By 1895, the Italian Guglielmo Marconi had demonstrated wireless telegraphy over a distance of 2.4 kilometers. Instead of using a metal wire, he used electromagnetic waves. Marconi then moved to London, where he continued to develop his telegraph technology.