Hawaii vacations packages for While most European railway networks were built in the 19th century, it was not until the early 20th century that extensive railway networks were built across the globe (and even then, there were some geographical areas, such as most of the Arabian peninsula, 698 railroads that were not served by railroads). Of course, the shape and purpose of many non-European rail networks was determined by European colonial powers, whose chief aims tended to be the military control of colonies, and the use of railways as means to exploit raw materials. Railroads have also been intimately connected to the history of war in the 20th century. A.J.P. Taylor famously claimed that WORLD WAR I had been caused by a coincidence of European railway timetables, while WORLD WAR II will always be remembered not only for the manner in which railroads were used in troop transport, but for their role in the industrialized genocide of the Holocaust. Hawaii vacations packages 2016.