In the Western Union in the 30s of the 20th century worked 14 thousand couriers delivering telegrams. In the 30's of the twentieth century, Western Union has become the world's largest telegraph company. Each money transfer is protected with control number, that allows you to track and to ensure prompt payment of money specified by you person. 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. The Western Union Company is a leader in global payment services Before transition to remittances Western Union company rendered services on sphere of cable communication. In the 1910-1920 years. Western Union is actively engaged in researching, innovating in the field of data transmission.