As a result, Texas unilaterally claimed the trans-Nueces in the decade that followed, but had made virtually no effort to extend its jurisdiction over the territory.
Even though many historians claim the war was forced on Mexico by slaveholders greedy for new territory, President John Polk viewed the war as an opportunity to defend the annexation of Texas, establish the Rio Grande as its border, and to acquire the Mexican territories of California and New Mexico Stevenson Texas president Anson Jones agreed to present the idea to the voters of Texas, leaving open the possibility in the early summer of that the Republic might reject the U.
On the same day, Polk took the added precaution of ordering an American naval build-up in the Gulf of Mexico. Polk overlooked the ultimate territorial growth of the United States to date, which was accomplished through the Annexation of Texas, the agreement of the Oregon Treaty with Great Britain and the end of the Mexican-American war.
Opposing annexation were Northerners who objected to the spread of slavery on either moral or economic grounds. In this case Henry Clay and John L. There were many different causes for the Mexican and American war.
The South would gain too much power if Texas were annexed. The Nueces had served as the boundary of Texas under Spanish and Mexican rule; even as late asAnglo-American settlers recognized the Nueces, not the Rio Grande, as the legitimate boundary of Texas.
It would be a place to assist in the rise of immigration and would keep Britain from trying to control the area of Texas. Texas was founded on the rural lifestyle which has become an Mexican War words - 2 pages Texans.