Grande and that their main objective was to take Matamoros.[40]  Canalizo continued to command at Matamoros until relieved to report at Mexico City.

Ampudia reached Matamoros on July 10[41]  from the San Fernando campaign against Canales, and found there great excitement brought on by reports of a combined Texan-Mexican Federalist-Indian force of two thousand men about to descend upon the city from their encampment on the frontier of Texas. It was reported at Matamoros that Generals Woll, Conde, and Bradburn had refused to serve under Ampudia and had left there for the City of Mexico.[42]

In the meantime, Arista continued to Victoria, where he arrived on July 6[43]  and two days later proceeded toward Tampico, reaching there on July 13. On July 22 he learned of the revolution in Mexico City on July 15 in which General Urrea and a few supporters had seized President Bustamante in his apartments. An incipient revolution broke out in Tampico on July 24, but was quickly suppressed by General Arista. By August 1 the revolution at Mexico City had failed, and Arista came forth in an address to his troops praising Santa Anna and the return to peace and happiness at the center, and viciously attacking "the perfidious usurpers of Texas, united with some denaturalized Mexicans, [who] march toward our frontiers led by the perverse Canales. Let us fly," he said, "to inflict on them an exemplary punishment, to give them another lesson even more severe than that of March 25 at Morelos."[44]  Declared the editor of the Ancla,[45]

Very soon, they [the Texans] will substitute for Canales a Texan leader, who will take care of . . . the stupid Mexicans who although they remain united to our enemies, the foreigners in the end will make themselves own-