the region of the country that was most opposed to the annexation of texas was
Texas annexation The Anglo-American immigrants residing in newly-independent Texas overwhelmingly desired immediate annexation by the United States.[39] But, despite his strong support for Texas independence from Mexico,[40] then-President Andrew Jackson delayed recognizing the new republic until the last day of his presidency to avoid raising the issue during the 1836 general election.[41][42] Jackson's political caution was informed by northern concerns that Texas could potentially form several new slave states and undermine the North-South balance in Congress.[43]