Manifest Destiny is the belief that American…
1840 CE to 1851 CE
Manifest Destiny is rejected by modernizers, especially the Whigs like Henry Clay and Abraham Lincoln who want to build cities and factories—not more farms.
Democrats strongly favor expansion, and win the key election of 1844.
After a bitter debate in Congress the Republic of Texas is annexed in 1845, leading to war with Mexico, who consider Texas to be a part of Mexico due to the large numbers of Mexican settlers.