US Army Center
U.s. Army Center of Military History: American Military History: Korean War, 1950 53
Detailed history of the Korean War from a larger work on U.S. military history: the decision to go to war, the military engagements, the stalemate, and the aftermath. [Maps included but photographs from the original publication are not.]
Internet History Sourcebooks Project
Fordham University: East Asian History Sourcebook: East Asian History Sourcebook
Fordham University, known for its excellent primary historical resources in English translation, provides one for Chinese, Japanese, Korean and Vietnamese history.