The Western Union Company - the American company, specialising on granting of services of monetary intermediary. Western Union was founded in 1851. The company is one of leaders in the market of the international remittances. In the 30's of the twentieth century, Western Union has become the world's largest telegraph company. By 1861 Western Union telegraph lines entangled the whole America. It's time to explore Europe. Payment systems are one of basic elements of infrastructure of e-commerce. 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.