Which of the following is an example of relative chronology? A. Prohibition was repealed on December 5, 1933.
B. The United States responded to the Pearl Harbor attack by declaring war on Japan.
C. September 11, 2001, is a date not easily forgotten.
D. The Civil War ended on April 9, 1865

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:

b) the confederacy had to pay all union war expenses.