 Fueled by the increasing demand for drugs in the United States, the country has become a major supplier of heroin, producer and distributor of MDMA, and the largest foreign supplier of cannabis and methamphetamine to the U.S.'s market.Major drug syndicates control the majority of drug trafficking in the country, and Mexico is a significant money-laundering center.After the Federal Assault Weapons Ban expired on September 13, 2004 in the United States, the Mexican President Calderon Hinojosa decided to use brute force to combat some drug lords and in 2007 started a major escalation on the Mexican Drug War.