 There was unrest here during the Cristero War, with some taking up arms.Like the rest of the Sierra Gorda, economic development has lagged behind other parts of Querétaro and Mexico, in part to the end of mining in neighboring municipalities and in part to the ruggedness of the region's terrain.From the last decades of the 20th century to the present, the economic marginalization of the area has given the municipality one of the highest rates of emigration.