Leuchtenburg, William E. (2015), The American President: From Teddy Roosevelt to Bill Clinton, Oxford University Press
Milkis, Sidney M (2009), Theodore Roosevelt, the Progressive Party, and the Transformation of American Democracy, Lawrence: University Press of Kansas. 361 pp.
Mowry, George E (1939), "Theodore Roosevelt and the Election of 1910", The Mississippi Valley Historical Review, 25 (4): 523–534, doi:10.2307/1892499, JSTOR 1892499.
——— (1946), Theodore Roosevelt and the Progressive Movement. Focus on 1912; online free
——— (1954), The Era of Theodore Roosevelt and the Birth of Modern America, 1900–1912 (general survey of era). online free
Powell, Jim (2006), Bully Boy: The Truth About Theodore Roosevelt's Legacy, Crown Forum, ISBN 0-307-23722-2. Attacks TR policies from conservative/libertarian perspective.
Ruddy, Daniel (2016), Theodore the Great: Conservative Crusader, Washington, D.C.: Regnery History, ISBN 978-1-62157-441-5

Foreign policy, military and naval issues

Beale, Howard K (1956), Theodore Roosevelt and the Rise of America to World Power (standard history of his foreign policy). online
Hattendorf, John B., and William P. Leeman (2020), Forging the Trident: Theodore Roosevelt and the United States Navy.  excerpt Archived October 23, 2021, at the Wayback Machine
Hendrix, Henry J (2009), Theodore Roosevelt's Naval Diplomacy: The US Navy & the Birth of the American Century.
