The document provides an overview of the history and structure of the World Trade Organization (WTO) and the agreements it oversees, including the General Agreement on Tariffs and Trade (GATT). It discusses how GATT established principles like most-favored nation status and national treatment to reduce trade barriers. It also describes the creation of the WTO in 1995 and key agreements on goods, services, intellectual property, agriculture, and dispute settlement. The document outlines the ongoing Doha Round negotiations and challenges in reaching agreements.