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. In 1866, Sibley ordered the engineers to develop a Western Union telegraph system of stock quotes in real time. 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. You do not need to open a bank account, so you can send or receive money in any of the 170 000 service points of Western Union around the world. In 1849, Selden and Sibley, the founders of the future Western Union, created the New York State Printing Telegraph Company. In October 1871 the company Western Union began to provide money transfer services, drawing on its own extensive telegraph network. In the summer of 1990 top managers of the Western Union Company spent day and night in the main office in Englewood (Colorado, USA). They needed to meet the challenge: to save the Western Union from bankruptcy, paying off the debts of the company millions of dollars.