In 1860 the U.S. Congress arranged among the telegraph companies a competition to create a national line. The winner was Western Union. In 1935, Western Union has put into operation first intercity fax communication. In 1877, starting from September, New York City residents began to have the opportunity to check the time on clock with the "time ball", located on the roof of constructed in the same year a new corporate headquarters - Western Union Building. By 1861 Western Union telegraph lines entangled the whole America. It's time to explore Europe. The first offices of company were located in the Reynolds Arcade building in Rochester, New York. The sign above the main entrance to the building - In the 1910-1920 years. Western Union is actively engaged in researching, innovating in the field of data transmission.