During the Mexican Revolution , the city was taken more than once ; the most prominent character ever to take the city was the revolutionary general Pancho Villa . It was also the location of the Torreón massacre , where 303 Chinese immigrants were killed by the revolutionaries over a ten-hour period . During the revolution , Torreon was also the site to an important convention which led to a deal between the insurrected armies . The city is southwest of historic San Pedro de las Colonias , where some of the Mexican Revolution fighting occurred
Torreón massacre
Torreón massacre
Torreón