This document discusses the evolution of international trade organizations from GATT to the WTO. It provides information on the establishment of GATT in 1947 with 15 founding members and its expansion to 23 countries. The WTO was established in 1995 and is located in Geneva, Switzerland, currently having 164 member countries. The functions, objectives, and roles of GATT and WTO in developing countries such as Bangladesh are also outlined, with WTO aimed at promoting free trade, increasing productivity, and providing technical assistance.