The result of the General Agreement on Tariffs and Trade (GATT) meeting in 1993 during the Clinton administration was the creation of the World Trade Organization (WTO).
The General Agreement on Tariffs and Trade (GATT) is a legal agreement between many countries, whose purpose was to foster international trade by reducing or eliminating trade barriers such as tariffs or quotas.
GATT was signed by 23 nations in Geneva on 30 October 1947, and took effect on 1 January 1948. It remained in effect until 123 nations in Marrakesh on 14 April 1994, signed the Uruguay Round Agreements, which created the World Trade Organization (WTO) on 1 January 1995. The WTO is a successor to GATT.
There were a couple of reasons for this. First, the Americans were an invading force, and the Vietnamese were fighting on their own soil. Second, the Americans were not willing to make an all-out commitment to win.
Cultural as well as biological factors. Things such as age, economic class, religion, gender, ethnicity, and race. <span />
The answer is prior to 1942, the US pursued a defensive war in the pacific. This strategy failed, so, the US adopted the "island-hopping" strategy to overwhelm Japanese forces on islands. The battle that forced this new form of thinking was the Battle of Midway, in which the US began a counter-offensive campaign against Japan.