GATT: The General Agreement on Tariffs and Trade (GATT) was a multilateral agreement that regulated international trade from 1947 until 1995, when it was replaced by the WTO.
Trade Liberalization:The process of reducing or eliminating trade barriers, such as tariffs and quotas, to promote the free flow of goods and services between countries.
Dispute Settlement Mechanism: The WTO's system for resolving trade disputes between member countries through consultation, mediation, and, if necessary, binding rulings.