Western Union has taken of 451st position in the rating Fortune 500 in 2009, having moved from 473rd line in 2008. 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 1866, Sibley ordered the engineers to develop a Western Union telegraph system of stock quotes in real time. In October 1871 the company has implemented the world's first telegraph money order. After a century money transfers have become a major source of income for Western Union. Western Union made so that the time in all of American civil services was the same.