 The states that suffer from the conflict most are Baja California, Guerrero, Chihuahua, Michoacán, Tamaulipas, Nuevo León and Sinaloa.By January 2007, these various operations had extended to the states of Guerrero as well as the so-called "Golden Triangle States" of Chihuahua, Durango, and Sinaloa.In the following February the states of Nuevo León and Tamaulipas were included as well.