The desire for economic expansion and the pursuit of new lands for agriculture, mining, and trade were key factors in the Manifest Destiny ideology.

John O'Sullivan, a journalist and editor, is credited with popularizing the term "Manifest Destiny" in his 1845 article "Annexation".

James K. Polk, the 11th U.S. president, is often referred to as the "Manifest Destiny President" due to his aggressive expansionist policies, including the annexation of Texas and the Mexican-American War.

National pride and the belief in the superiority of American institutions and values were central to the Manifest Destiny ideology.

The Mexican-American War (1846-1848) resulted in the U.S. acquiring vast territories in the Southwest, including present-day California, Nevada, Utah, and parts of Arizona and New Mexico.

The Manifest Destiny ideology led to conflicts with Native American tribes, the displacement of Mexican populations, and the influx of European immigrants seeking opportunities in the newly acquired territories.

The Manifest Destiny ideology drew inspiration from various sources, including the writings of Thomas Jefferson, the religious beliefs of the Puritans, and the expansionist policies of European powers.

The Manifest Destiny ideology led to the acquisition of vast territories by the United States, including the Louisiana Purchase, the Mexican Cession, and the Gadsden Purchase.

The Manifest Destiny ideology contributed to the growth of American nationalism, the development of the American frontier, and the expansion of American trade and commerce.

The Manifest Destiny ideology faced challenges from abolitionists, who opposed the expansion of slavery into new territories; Native American tribes, who resisted the encroachment of settlers on their lands; and anti-imperialists, who opposed the acquisition of new territories by the United States.

The legacy of the Manifest Destiny ideology is complex and controversial, as it is both a source of national pride and a reminder of past injustices inflicted on Native American tribes and other marginalized groups.

The Manifest Destiny ideology is often criticized for its negative consequences, such as the displacement of Native American tribes and the promotion of white supremacy and racism. However, it is not typically criticized for contributing to the growth of American democracy.

The Manifest Destiny ideology is associated with expansionism, nationalism, and imperialism, as it promoted the belief that the United States had a divine right to expand its territory and influence across the North American continent.

Florida was acquired by the United States through the Adams-Onís Treaty in 1819, which was not directly related to the Manifest Destiny ideology. Texas, California, and Alaska were all acquired as a result of the Manifest Destiny ideology.

The Manifest Destiny ideology had a profound impact on the course of American history, the development of American identity, and the relationship between the United States and Native American tribes.