<prompt> Bhala okuqhubekayo kwalesi sigaba - Ngo-March 1847, uPolk wathola ukuthi uTaylor wayezishaye indiva iziyalezo futhi waqhubeka nokuya eningizimu, ethatha idolobha elisenyakatho yeMexico iSaltillo. Ibutho likaTaylor lalinqobe ibutho elikhulu laseMexico, elaliholwa uSanta Anna, eMpini yaseBuena Vista ngoFebhuwari 1847. UTaylor wathola udumo ngenxa yomphumela wempi, kodwa umdlalo awuzange uphumelele. Kunokuba aphishekele amabutho kaSanta Anna, uTaylor wabuyela eMonterrey. Phakathi naleso sikhathi, uScott wafika eVeracruz futhi washesha ukulawula  <response>: edolobheni. Ngemva kokuthunjwa kweVeracruz, uPolk wathumela uNicholas Trist, isikhulu sikaBuchanan, ukuba ayoxoxisana nabaholi baseMexico ngesivumelwano sokuthula. UTrist wayalwa ukuba afune ukunikezwa kwe-Alta California, New Mexico, neBaja California, ukuqashelwa kweRio Grande njengomngcele oseningizimu yeTexas, kanye nokufinyelela kweMelika ngaphesheya kwe-Isthmus yaseTehuantepec. 