William W. Freehling, Becoming Lincoln (University Press of Virginia, 2018).
Joanne B. Freeman, The Field of Blood: Violence in Congress and the Road to Civil War (Farrar, Straus and Giroux, 2018). [Note: I read Freeman’s book over the summer and can’t recommend it highly enough.]
Jill Lepore, These Truths: A History of the United States (Norton, 2018).
John G. Selby, Meade: The Price of Command, 1863-1865 (Kent State University Press, 2018).
Robert J. Wynstra, At the Forefront of Lee’s Invasion: Retribution, Plunder, and Clashing Cultures on Richard S. Ewell’s Road to Gettysburg (Kent State University Press, 2018).