No it complimented and expanded them
Marshall Plan, Truman doctrine and I guess you could include the Eisenhower Doctrine as well.
General Marshall managed to implement the Truman doctrine using the Marshall plan.
The Truman doctrine aimed to support devastate Europe after WWII, to prevent them from falling into the hands of the soviet empire. Truman stated that he will defend states against undemocratic principles.
Truman Doctrine issued, Marshall Plan implemented, NATO formed
Harry S. Truman was the first president. The inventor of the marshall plan was George Marshall.
The Truman Doctrine and the Marshall Plan were essential for stopping the spread of communism in Europe at the end of World War II. The Marshall Plan was the initiative to provide economic support to Europe to rebuild and not consider communism.
expansionism
Yes, these were mutually supportive US policies. The Marshall Plan was used to rebuild western Europe, which was then in a better position to resist the encroachment of communism, thereby supporting the Truman doctrine.
the Marshall plan continued it by buying and supporting the smaller European countries.
The Truman doctrine and containment had on common threat, communism. The truman doctrine wanted to help any country threatened by commmunism. Containment was about stopping communism from spreading especially in the U.S.
The Truman doctrine, Marshall Plan, and the Berlin Airlift provided political, economic, and military support for countries fighting against Communist militias and the militaries of sovereign Communist countries. This allowed countries like Greece, Turkey, and West Germany, which could have fallen under Communist influence to remain aligned with the Capitalist West.
"Two halves of the same walnut" comes from President Harry Truman's speech promoting the Truman Doctrine and the Marshall Plan.