On March 25, 1866, a battle was set in the Plaza de Armas, the French imperialists were quartered in the Cathedral and General Terrazas was moving through Victoria and Independence streets, it was practically impossible to enter the cathedral, until it was decided that it would be cannoned and from Coronado and Ocampo streets they did, the 8 kg bullet. weight fell just in the bell breaking it in half, after this fact the French went out to surrender and recovered the city. The bell was declared by the city hall historical monument and still today can be seen inside Cathedral.