Politique dite de 'containment'
First of all, the Korean War is the first event to consider in order to assess the policy of containment in Southeast Asia. Truman realized that the USA was competing with the USSR for the role of world leader. Thus, the origins of this war lay in the fact that Korea had been under Japanese occupation since 1910. After the Second World War, Korea was divided in to two along the 38th parallel. The north was communist and the south was non-communist and backed by the USA. However, for the latter the division was not going to be permanent and as the UN they wanted free elections for the whole country. The issue was not the one they expected and South Korea was set up with Syngman Rhee as president and the following month the USSR created North Korea under the