In the early forties of the 20th century, Western Union has used the first time a commercial intercity microwave transmission system. By 1861 Western Union telegraph lines entangled the whole America. It's time to explore Europe. In 1991, Western Union has sold some low-profit division of the company AT & T, GM Hughes Electronics, and to some others. In the same year the company changed its name to New Valley Corp. In 1856, in 7 years after the foundation of New York State Printing Telegraph Company, the company changed its name to Western Union Telegraph Company.