In late September, Pershing led the AEF during the final Meuse-Argonne Offensive which broke the German lines and led to the end of the war on November 11. By war's end, Pershing's command had grown to 1.8 million men.
Dimensions of Castle Walls: the height and thickness of castle walls varied from castle to castle but typically they ranged from between seven to thirty feet in thickness and typically thirty to forty feet in height. The illustration below is a cutaway view of how a typical castle wall is constructed.
See details about How tall and how wide is the China Great Wall? Battlement Wall It was built on the outer side with a width of 40-50 cm (15.7-19.7 in) and a height of about 2 meters (6.6 feet).