In the early forties of the 20th century, Western Union has used the first time a commercial intercity microwave transmission system. Western Union provides consumers and businesses with fast, reliable and convenient ways to send and receive money around the world, to send payments and to purchase money orders. On the market was placed about 765 million of ordinary shares of the company. On the first day trading on the exchange the company's shares rose by 3.3% and the cost was $ 19.96. In the 1910-1920 years. Western Union is actively engaged in researching, innovating in the field of data transmission. Sibley, the founder of Western Union, did not build a new telegraph lines, and persuaded the other players to join. American Telegraph Company, however, still had to buy it.