In the Western Union in the 30s of the 20th century worked 14 thousand couriers delivering telegrams. By 1861 Western Union telegraph lines entangled the whole America. It's time to explore Europe. In 1914 Western Union engineers invented the first payment card - a prototype of the modern credit card. Western Union made so that the time in all of American civil services was the same. Western Union made so that the time in all of American civil services was the same.