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 the 30's of the twentieth century, Western Union has become the world's largest telegraph company. Another invention of Western Union - time synchronization. The Western Union Company is a leader in global payment services In the 1910-1920 years. Western Union is actively engaged in researching, innovating in the field of data transmission.