This section details the American involvement in the European War following the Punitive Expedition in Mexico. The section looks into how the United States raised an army for the dangerous and significant fighting in Europe. It also looks into the challenges of mobilization efforts and how the United States decided to use a selective draft to increase the size of its military forces. This would be a deliberate process that intended on avoiding the mistakes of the British government who used a different draft strategy that consequently pulled individuals away from high priority areas of industry and society. There is also information about the doughboys and their experiences in Europe. It finishes with an account of the Armistice signing and how the Treaty of Versailles would unfortunately set the stage and conditions for the Nazi Party to rise in power and effectively start WW2 just over 20 years after WW1.