Why does mccarthy likely mention john service and gustave duran in paragraphs 12-14?

the american revolution led to the creation of a democratic republic,is the correct answer;

explanation:

kijkimk

on april 6, 1917, the u.s. joined its allies--britain, france, and russia--to fight in world war i. under the command of major general john j. pershing, more than 2 million u.s. soldiers fought on battlefields in france.

music and prayer? (you may punch me in the face if im wrong : > )