In the early forties of the 20th century, Western Union has used the first time a commercial intercity microwave transmission system. Most service points of Western Union work in the time convenient for customers throughout the week and throughout the year. July 3, 1884 the company's shares were included in the calculation base for the newly created stock index Dow Jones Transportation Average. The Western Union Company is a leader in global payment services 1970 - a new service called In 1849, Selden and Sibley, the founders of the future Western Union, created the New York State Printing Telegraph Company.