Military Use by the US Presidents

Instances of Use of United States Armed Forces Abroad, 1798-2014 Congressional report
Declarations of War and Authorizations for the Use of Military Force: Historical Background and Legal Implications Congressional report
Military use of the United States: 1798-1993 by Congressional report
War of 1812
Mexican War
Spanish-American War
World War I
World War II
Korean War
Vietnam War
Persian Gulf War
War in Afghanistan
War in Iraq
American Military History: A Guide to Reference and Information Sources
Historical Encyclopedia of U.S. Presidential Use of Force, 1789-2000
Commanders in Chief: Presidential Leadership in Modern Wars