On January 4, 1858, within the War of Reformation, which generally dominated the liberal party with the exception of two short seasons in which the conservatives occupied the capital by armed hands, Lieutenant Colonel Bruno Arriada and Mr. Juan N. Bárcenas seduced the garrison forces, proclaimed the Tacubaya Plan and set a half-hour deadline for the governor, Mr. Antonio Ochoa, to sign his accession. He retired to Aldama, gathered the national guard under the command of Colonel José Esteban crowned and the next 19 recaptured the capital.