The project of congressmen involved the construction of lines with the length of two thousand miles in 10 years. Western Union handled the government task within 112 days. The secret of Sibley was simple: he used the tactics of the "Western Union". In the early forties of the 20th century, Western Union has used the first time a commercial intercity microwave transmission system. 1980 - for the first time in the history of Western Union revenues from money transfers exceeded the income from the telegraph service. As a result of 2011, net income of Western Union has increased by 28% to $ 1.165 billion, the company reported. In the early 60s Western Union has put into operation transcontinental microwave system of data transmission via radio waves, completely replacing the web of telegraph poles and wires. 1970 - a new service called 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.