The United States for capitalistic and the USSR for communist
Tariff it is used to restrict trade and promote use of products within the country.
The major way in which border areas of the west were affected by the mixture of people is that a plethora of immigrants from all over the world wanted to expand to the west in order to settle--meaning that people from all backgrounds often fought over land and job opportunities.
The answer is:
"Policy of making concessions in exchange for Peace with Nazi Germany".
Hope this helps!!
(Brainliest)