In 1920, Western Union has implemented the world's first transmission of images over the ocean. 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. 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. Western Union made so that the time in all of American civil services was the same. Western Union made so that the time in all of American civil services was the same.