In the early forties of the 20th century, Western Union has used the first time a commercial intercity microwave transmission system. Western Union has several divisions, with products such as person-to-person money transfer, money orders, business payments and commercial services. In 1866, Sibley ordered the engineers to develop a Western Union telegraph system of stock quotes in real time. By 1861 Western Union telegraph lines entangled the whole America. It's time to explore Europe. In 1879 Western Union left the telephone business after losing a lawsuit against Alexander Graham Bell - the patent holder on the phone. In October 1871 the company Western Union began to provide money transfer services, drawing on its own extensive telegraph network.