Harry S. Truman 

Harry Truman would go on to do what few would do as President since, end a major military conflict with America inarguable coming out on top. After the conclusion of the 2nd World War, President Truman used the United States’ new found authority to rebuild the nations that were once considered our enemies. What Truman did with the Marshall plan and the Berlin Airlift created the American standard for foreign policy after WWII.