In Modern Warfare II, corrupt military officers and soldiers of a local garrison of the Mexican Army are being paid off by the Las Almas Cartel to fight against Task Force 141 and Los Vaqueros in the mission Cartel Protection, Close Air, and Hardpoint.

The game's campaign follows Task Force 141, a multinational special forces unit commanded by Captain Soap MacTavish as they hunt Vladimir Makarov, leader of the Russian Ultranationalist party, and United States Army Rangers from the 1st Ranger Battalion who are defending the Washington, D.C. area from a Russian ...