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.

How did the telegraph impact society?

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.

Why was the telegraph important to the US?

By transmitting information quickly over long distances, the telegraph facilitated the growth in the railroads, consolidated financial and commodity markets, and reduced information costs within and between firms.