When the American garrisons were evacuated to Monterey following the treaty ratification, many Mexicans went with them: those who had supported the American cause and had thought Lower California would also be annexed along with Upper California.
Kada su se američki garnizoni evakuirali iz Monterreyja, mnogi Meksikanci krenuli su s njima: oni koji su podupirali američku stranu u ratu i vjerovali da će donji dio Kalifornije također biti pripojen SAD-u kao i gornji.