The south of the old New Spain was attracted by the Indepencia Mexicana. In January 1822, Guatemala, Honduras and Nicaragua decided to join the new country. Nevertheless, due to the turbulence that followed the end of the empire of Agustín de Iturbide (emperor after the Independence and that was overthrown, time later), these provinces separated of Mexico in July of 1823. After the federalism and the Constitution of 1824, Chiapas, who during the Colony had belonged to the General Legislature of Guatemala, joined Mexico again in September of that same year. Although in the nineteenth century there were separatist outbreaks in the Southeast, federalism prevailed and along with it, the destinations of the South that remained attached to the rest of the country.
Meanwhile, the congress debated between the concepts of Centralism and Federalism, some States did not recognize the Central Power. People in Guadalajara declared Jalisco a free state, while Zacatecas, Oaxaca, and Puebla followed suit. In the midst of these declarations of Independence, Yucatan announced its adhesion to the central power, as long as the federal system was adopted
With Yucatan's position, the solution to stop the separation of the country appeared on the horizon; The union in the federation that Yucatán proposed convinced the rest of the provinces that they chose a similar pact.
An article of the Constitution of 1824 states:
As part of this federation are the following states and territories: The state of Chiapas, Chihuahua, Coahuila and Texas, Durango, Guanajuato, Mexico City, Michoacán, Nuevo León, Oaxaca, Puebla, Queretaro, San Luis Potosi, Sonora and Sinaloa, Tabasco, Tamaulipas, Veracruz, Jalisco, Yucatan, Zacatecas, the territory of Alta California, Baja California, Colima and Santa Fe in New Mexico, Tlaxcala had during the colony a peculiar administrative configuration was later arranged through a Constitutional law