Nevins, Allan. War for the Union, an 8-volume set (1947–1971). the most detailed political, economic and military narrative; by Pulitzer Prize winner; vol 1–4 cover 1848–61; vol 5. The Improvised War, 1861–1862; 6. War Becomes Revolution, 1862–1863; 7. The Organized War, 1863–1864; 8. The Organized War to Victory, 1864–1865
Resch, John P. et al., Americans at War: Society, Culture and the Homefront vol 2: 1816–1900 (2005)
Bogue, Allan G. The Congressman's Civil War (1989)
Carman, Harry J. and Reinhard H. Luthin. Lincoln and the Patronage (1943), details on each state
Engle, Stephen D. Gathering to Save a Nation: Lincoln and the Union's War Governors (u of North Carolina Press, 2016). 725 pp.
Fish, Carl Russell. "Lincoln and the Patronage," American Historical Review (1902) 8#1 pp. 53–69 in JSTOR
Gallagher, Gary W. The Union War (2011), emphasizes that the North fought primarily for nationalism and preservation of the Union
Goodwin, Doris Kearns. Team of Rivals: The Political Genius of Abraham Lincoln (2005) excerpts and text search, on Lincoln's cabinet
Green, Michael S. Freedom, Union, and Power: Lincoln and His Party during the Civil War. (2004). 400 pp.
Harris, William C. Lincoln and the Union Governors (Southern Illinois University Press, 2013) 162 pp.
Hesseltine, William B. Lincoln and the War Governors (1948)
Kleppner, Paul. The Third Electoral System, 1853–1892: Parties, Voters, and Political Culture (1979), statistical study of voting patterns.
Lawson, Melinda. Patriot Fires: Forging a New American Nationalism in the Civil War North (University Press of Kansas, 2002).
Luthin, Reinhard H. The first Lincoln campaign (1944) on election of 1860
Neely, Mark. The Divided Union: Party Conflict in the Civil War North (2002)
Paludan, Philip S. The Presidency of Abraham Lincoln (1994), thorough treatment of Lincoln's administration
Rawley, James A. The Politics of Union: Northern Politics during the Civil War (1974).
Richardson, Heather Cox. The Greatest Nation of the Earth: Republican Economic Policies during the Civil War (1997) online edition
Silbey, Joel. A Respectable Minority: The Democratic Party in the Civil War Era (1977).
Smith, Adam I. P. No Party Now: Politics in the Civil War North (Oxford University Press, 2006)
Smith, Michael Thomas. The Enemy Within: Fears of Corruption in the Civil War North (2011) online review
Weber, Jennifer L. Copperheads: The Rise and Fall of Lincoln's Opponents in the North (2006) excerpt and text search
Constitutional and legal
Hyman Harold. "A More Perfect Union ": The Impact of the Civil War and Reconstruction on the Constitution (1973)
Neely; Mark E., Jr. The Fate of Liberty: Abraham Lincoln and Civil Liberties (1991).
Neely, Jr., Mark E. Lincoln and the Triumph of the Nation: Constitutional Conflict in the American Civil War (U of North Carolina Press; 2011); 408 covers the U.S. and the Confederate constitutions and their role in the conflict.
Paludan, Phillip S. "The American Civil War Considered as a Crisis in Law and Order," American Historical Review, Vol. 77, No. 4 (October 1972), pp. 1013–1034 in JSTOR
Brandes, Stuart. Warhogs: A History of War Profits in America (1997), pp 67–88; a scholarly history of the munitions industry; concludes profits were not excessive
Clark, Jr., John E. Railroads in the Civil War: The Impact of Management on Victory and Defeat (2004)
Cotterill, R. S. "The Louisville and Nashville Railroad 1861–1865," American Historical Review (1924) 29#4 pp. 700–715 in JSTOR
Fite, Emerson David. Social and industrial conditions in the North during the Civil War (1910) online edition, old but still quite useful
Hammond, Bray. "The North's Empty Purse, 1861–1862," American Historical Review, October 1961, Vol. 67 Issue 1, pp 1–18 in JSTOR
Hill, Joseph A. "The Civil War Income Tax," Quarterly Journal of Economics Vol. 8, No. 4 (July 1894), pp. 416–452 in JSTOR; appendix in JSTOR
Merk, Frederick. Economic history of Wisconsin during the Civil War decade (1916) online edition
Smith, Michael Thomas. The Enemy Within: Fears of Corruption in the Civil War North (2011) details on Treasury Department, government contracting, and the cotton trade
Weber, Thomas. The northern railroads in the Civil War, 1861–1865 (1999)
Wilson, Mark R. The Business of Civil War: Military Mobilization and the State, 1861–1865. (2006). 306 pp. excerpt and text search
Intellectual and cultural
Aaron, Daniel. The Unwritten War: American Writers and the Civil War (2nd ed. 1987)
Brownlee, Peter John et al. eds. Home Front: Daily Life in the Civil War North (2013) online review
Foote, Lorien and Kanisorn Wongsrichanalai. So Conceived and So Dedicated: Intellectual Life in the Civil War Era North (2015)
Gallman, J. Matthew. Defining Duty in the Civil War: Personal Choice, Popular Culture, and the Union Home Front (2015) how civilians defined their roles. online review
Fredrickson, George M. The inner Civil War: Northern intellectuals and the crisis of the Union (1993)
Stevenson, Louise A. The Victorian Homefront: American Thought and Culture, 1860–1880 (1991).
Wilson, Edmund. Patriotic Gore: Studies in the Literature of the American Civil War (1962)
Adams, George Worthington. Doctors in Blue: The Medical History of the Union Army in the Civil War (1996), 253pp; excerpt and text search
Clarke, Frances M. War Stories: Suffering and Sacrifice in the Civil War North (University of Chicago Press, 2012)
Grant, S-M. "'Mortal in this season': Union Surgeons and the Narrative of Medical Modernisation in the American Civil War." Social History of Medicine (2014): hku010.
Maxwell, William Quentin. Lincoln's Fifth Wheel: The Political History of the U.S. Sanitary Commission (1956) online edition