Why did Lee take the war into Maryland? A. to follow Grant's army
B. to gain support for the war in this slave state
C. to attack Washington
D. to teach the people a lesson for not seceding

it was the "4. potsdam" conference that demanded the unconditional surrender of japan, since it was clear that the japanese would continue to find until the very last man otherwise.

true, they can both only can be studied with ancient text.