The states of Coahuila, Nuevo León, and Tamaulipas had advocated rebellion and sought secession from Mexico and declared a new Republic of the Rio Grande.
[1] Vásquez led a force to subdue Antonio Canales Rosillo and his Texan - Mexican troops into an ambush near Saltillo, Mexico.
Jordan led a group of federalist troops that had secretly been infiltrated by centralist supporters.
However, he still managed to rout the centralists forces who quickly fled to Saltillo.
On March 7, Vásquez fled San Antonio, while pursued by Texan forces.