The document discusses the North American Free Trade Agreement (NAFTA) and provides background information on several past and present leaders of Mexico and Canada. It notes that NAFTA was signed in 1992 by the leaders of the US, Canada, and Mexico and needed to be ratified by each country. It also discusses issues related to the drug war between Mexico and the US, mentioning that President Felipe Calderon of Mexico deployed troops to fight drug cartels when he took office in 2006.