In 1920, Western Union has implemented the world's first transmission of images over the ocean. In the 30's of the twentieth century, Western Union has become the world's largest telegraph company. In 1935, Western Union has put into operation first intercity fax communication. Another invention of Western Union - time synchronization. Western Union incomes for 2007 have made $4,9 billion US dollars, and the quantity of transactions has made 572 million. In the 1910-1920 years. Western Union is actively engaged in researching, innovating in the field of data transmission.