Asks what if Polk had not gone to war.
McCormac, Eugene Irving. James K. Polk: A Political Biography to the End of a Career, 1845–1849. Univ. of California Press, 1922. (1995 reprint has ISBN 978-0-945707-10-3.)hostile to Jacksonians.
Morrison, Michael A. "Martin Van Buren, the Democracy, and the Partisan Politics of Texas Annexation". Journal of Southern History 61.4 (1995): 695–724. ISSN 0022-4642. Discusses the election of 1844. online edition.
Moten, Matthew. "Polk against His Generals."in Presidents and Their Generals (Harvard University Press, 2014) pp. 97–123.
Nelson, Anna Kasten. Secret agents: President Polk and the search for peace with Mexico (Taylor & Francis, 1988).
Pinheiro, John C. Manifest Ambition: James K. Polk and Civil-Military Relations during the Mexican War. Greenwood Publishing Group, 2007.
Schoenbeck, Henry Fred. "The economic views of James K. Polk as expressed in the course of his political career" (PhD dissertation, The University of Nebraska - Lincoln; ProQuest Dissertations Publishing, 1951. DP13923).
Sellers, Charles. James K. Polk, Jacksonian, 1795–1843 (1957) vol 1 online; and James K. Polk, Continentalist, 1843–1846. (1966) vol 2 online; long scholarly biography.
Silbey, Joel H. (2014). A Companion to the Antebellum Presidents 1837–1861. Wiley. pp. 195–290. ISBN 978-1-118-60929-3.
Smith, Justin Harvey. 