Naval Gazing Main/Submarine Cables Part 3 (opens in new tab)

Starting in the 1840s, the electric telegraph began to link together the world's cities. Initially, this was only over land or bridgeable rivers, but soon, efforts were made to pass cables underwater, at least over short distances. Intercontinental cables remained a dream until the arrival of Cyrus Field, an American who put together a company to bridge the North Atlantic. His first attempt, laid by American and British warships in 1857, failed when the cable snapped 300 miles out from Irelan...