 Ramba uchinyora ndima iyi - Munguva iyi, California neTexas dzakanga dzichifashamirwa navanamuzvinabhizimisi veAnglo American. Vapoteri ava vakagamuchirwa munharaunda yacho, uye kuroorana pakati pevarume vokuUnited States nevakadzi vokuMexico kwakanga kuri muitiro wenguva dzose, sezvo yaiva nzira yokuwana nayo kuvimbika kwebhizimisi kupfurikidza nezvisungo zvemhuri. Bva, kuyerera kunopfuurira kwavaAmerica kunharaunda dzokuchamhembe kwakakura kuva nhau huru zvikuru nokuda kwehurumende yeMexico. Muna 1835, makore asingasviki 14 pashure pokunge Mexico yawana rusununguko kuSpain, varimi vokuAmerica muTexas vakapandukavachirwisa Mexico ndokuzvizivisa kuva Republic of Texas. Purezidhendi weMexico Santa Anna akatungamirira uto kuti abvise filibusteros, asi pashure pokukunda kwokutanga paThe Alamo neGoliad, uto raSanta Anna rakapa kukundwa musi waApril 21, 1836. Republic of Texas haina kumbobvira yazivikanwa senyika yakazvimiririra nehurumende yeMexico, iyo yakaramba kubvuma zvibvumirano zvakasainwa naSanta Anna, sezvo aive nhapwa paakazvisayina. MuRepublic itsva yeTexas, vaTejanos vakatarisana norusarura rukuru rwedzidzo nehupfumi. Zvichakadaro, Mexico yakaedza kuchengetedza kudzikama kwayo mune zvematongerwe enyika pashure pokupandukira muTexas. Kutaura idi, rudzi rwacho rwakapfuura nomumatongerwe eMutungamiriri wenyika gumi namasere kubva muna 1836 kusvikira muna 1845. 