In the early forties of the 20th century, Western Union has used the first time a commercial intercity microwave transmission system. Another invention of Western Union - time synchronization. By 1861 Western Union telegraph lines entangled the whole America. It's time to explore Europe. In 1879 Western Union left the telephone business after losing a lawsuit against Alexander Graham Bell - the patent holder on the phone. Western Union for more than 130 years provides money transfer services to its customers. Western Union made so that the time in all of American civil services was the same.