The military engineers who designed and laid out the spanish crown new world cities followed the:

united states reinforcements contributed greatly to three allied victories in france at: cantigny (first major american battle), argonne (the largest in the united states military history, involving 1.2 million american soldiers), and château-thierry (one of the first actions under general pershing).

very positive impact on our industries in the west, sine they promoted settlement and increased the ways in which goods could be transported to market.