In 1860 the U.S. Congress arranged among the telegraph companies a competition to create a national line. The winner was Western Union. Another invention of Western Union - time synchronization. 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. One of the common kinds of money transfer is a transfer via the international system of Western Union. Western Union incomes for 2007 have made $4,9 billion US dollars, and the quantity of transactions has made 572 million.