In the early forties of the 20th century, Western Union has used the first time a commercial intercity microwave transmission system. In 1920, Western Union has implemented the world's first transmission of images over the ocean. 1970 - a new service called In 1879 Western Union left the telephone business after losing a lawsuit against Alexander Graham Bell - the patent holder on the phone. 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 - Number of active holders of "Golden Card" of Western Union amounted to 9.5 million people worldwide.