the Marshall Plan is intended to rebuild the economies and spirits of Western Europe in order to limit the appeal of communism by giving funds to countries in need.
In June 1948, the United States, Britain, and France introduced a new currency in Berlin. Stalin responded by cutting off railroad access to the western side of the city. During the time of the block, aid was up, the western allies undertook a massive airlift to keep western side of Berlin supplied.
Stopped the form of communism. According to the policy, The United States would do everything they could to stop the spread of communism everywhere, before it went to diplomacy or military intervention.