How does the russian revolution, the truman doctrine, the marshall plan the great purge and the iron curtain influences the Cold War

Explanation:

In March 1947, President Truman delivered a speech that established the Truman Doctrine. Truman vowed assistance to any country resisting a Communist takeover in this address. The policy was dubbed "Containment of Communism." The Marshall Plan was a massive economic aid program provided to all European countries to aid in their recovery after World War II. The Russian Revolution aided in spreading the concept of communism throughout the world.

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impeachment is when a president is committing treason or doing shading acts while in presidendcy therfor he can be impeached   by congress