This document discusses the implementation and impacts of NAFTA since its inception in 1994. It outlines how NAFTA eliminated tariffs and non-tariff barriers between the US, Canada, and Mexico over 14 years, creating the world's largest free trade zone. While NAFTA expanded trade and economic growth, some argue it negatively impacted certain industries and workers by facilitating the offshoring of jobs to Mexico. Violence also increased near the US-Mexico border as NAFTA expanded maquiladora factories. Overall, the document assess both benefits and criticisms of NAFTA on economic and social outcomes.