Which of the following best describes the most immediate effect of the Emancipation
Proclamation?
(A) The outbreak of the Civil War
(B) The passage of the 13'h Amendment
(C) The freeing of enslaved people held in
border states
(D) The strengthening of the moral cause of the
Union

battle of saint-mihiel, (12–16 september 1918), allied victory and the first u.s.-led offensive in world war i. the allied attack against the saint-mihiel salient provided the americans with an opportunity to use their forces on the western front en masse.

explanation:

the lowest among the social higher rank were the working class. this class remained detached to the political progression   of the country and was hostile to the other two classes