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During the war the telegraph became a promenant method of communication for both sides.
Telegraph
Sped up dilvery
telegraph, Morse code
The Pony Express
During the war the telegraph became a promenant method of communication for both sides.
The telephone followed the telegraph in terms of communication technology.
Telegraph made passing information easier in the olden days. Electric telegraph made obtaining information possible in short period of time, reducing from weeks to days to hours and minutes. However, radio soon replaced telegraph as the mode of communication.
telegraph
Communication by telegraph has been outmoded by wireless communication methods.
The pony express (delivering mail across the US by horseback) was the main mode of communication before the telegraph.
Rapid communication
Telegraph
The telegraph allowed faster communication across America and eventually the world.
Morse code.
telegraph
Morse