In the 30's of the twentieth century, Western Union has become the world's largest telegraph company. By 1861 Western Union telegraph lines entangled the whole America. It's time to explore Europe. Before transition to remittances Western Union company rendered services on sphere of cable communication. 1970 - a new service called In the 1910-1920 years. Western Union is actively engaged in researching, innovating in the field of data transmission. In 1884 Western Union has become a joint-stock company and was brought to the stock exchange. The company has entered in the first American stock index Dow Jones.