The first transatlantic telephone cable was completed in 1956

the first transatlantic telephone cable was placed in the ocean in 1956.

Cyrus W. Field invented the first transatlantic telephone cable.

the telephone or transatlantic cable

The Impact of the transatlantic cable was that cable could bring messages across the ocean and to Europe and all of the world . Now the people back then could communicate through this cable which it is connect by a wire to a telephone which later invented Samuel Morse.