In 1860 the U.S. Congress arranged among the telegraph companies a competition to create a national line. The winner was Western Union. July 3, 1884 the company's shares were included in the calculation base for the newly created stock index Dow Jones Transportation Average. Thanks to cooperation with Western Union the Associated Press at the end of the XIX century took almost monopolistic position in the U.S. market news. In the 1910-1920 years. Western Union is actively engaged in researching, innovating in the field of data transmission.