The project of congressmen involved the construction of lines with the length of two thousand miles in 10 years. Western Union handled the government task within 112 days. The secret of Sibley was simple: he used the tactics of the "Western Union". Most service points of Western Union work in the time convenient for customers throughout the week and throughout the year. By 1861 Western Union telegraph lines entangled the whole America. It's time to explore Europe. One of the common kinds of money transfer is a transfer via the international system of Western Union. In 1914 Western Union engineers invented the first payment card - a prototype of the modern credit card.