Please answer asap. College History, and I’m BEHIND

QUESTION 1
- they could not adopt new policies from the US.
-They were affected way differently than Asia and Africa
( I would say more but I dont remember anything else, sorry )

QUESTION 2
-The war ended when the Berlin Wall fell
because East and West Germany reunited!
-( It ended due to a “relax” in tensions between the U.S and some other place I forgot. )

I know this might not have helped but I answered as much as I could
(The ones that I knew already)

If i remember correctly it was caused by people hurling bodies at a country for some reason and them they all became infected