 Kunyange pashure pokunge Mexico yawana rusununguko kubva kuSpain muna 1821, yakaramba ichirambidza vasiri vaKaturike kupinda munyika yacho kutozosvikira kuReform. Pashure pokuparara kwoumambo hwaAgustín de Iturbide muna 1823, nyika itsva yakanga ichangobva kuumbwa yakabudisa mutemo mutsva pamusoro pokupinda kune dzimwe nyika, Mutemo Wokupinda Munyika Dzevamwe. Kudzora kwaiita Mambo weSpain vanhu vokune dzimwe nyika vaiita bhizimisi muMexico kwakanga kusisina basa, uye vamwe vemabhizimisi vokuBritain vakatanga kufarira kuchera sirivha kuchamhembe kweMexico. Hurumende yeMexico yakatsvaka kuzadza nzvimbo dzokuchamhembe senzvimbo yokuzvidzivirira pakurwiswa nevagari vomunyika yacho. Hurumende yeMexico yakapa Stephen F. Austin rezenisi rokukoroniza nzvimbo muTexas, nechisarudzo chokuti ivo vave kana kuti vave vaKaturike uye vadzidze chiSpanish, zvikurukuru vachiremekedzwa mukuputsa sezvo vagari vakawanda zvikuru vakasvika. Vagari vemo vazhinjisa vakanga vachibva kunzvimbo dzaichengeterwa varanda dzokumaodzanyemba kweU.S. uye vakaunza varanda vavo kuti varime ivhu rakaorera rokumabvazuva kweTexas. Kuedza kwekoloni muTexas kwakaenda zvakashata kuMexico, neAnglo-Texans uye vamwe veTexans veMexico vachipandukira hurumende yepakati yeMexico uye vachiwana rusununguko rwe de factomuna 1836. Zvisinei, vanhu vokuMexico vaiva nepfungwa dzakasiyana-siyana vaida kukwezva vapoteri kuMexico muzana remakore rechi19. 