The appeasement policy is a political strategy, where one country accepts conditions imposed by other countries, thus avoiding a warlike intervention (war), also called "fear of war".
In the second world war, to avoid war with Hitler's Germany, several violations by Hitler were ignored, with the aim of preserving peace at any cost, thus sacrificing Czechoslovakia.
United states cause the united states realized that this was there opportunity
A shoud be it and if it is then cool