Titles, contents list, chronology & introduction to front. "Korea: The Unknown War," by Jon Halliday and Bruce Cumings, is a detailed account of the Korean War, exploring its history from the Japanese annexation of Korea to the war's aftermath, including the shortcomings and atrocities committed by both sides, and advocating for a unified Korea. The book provides a comprehensive overview of the Korean War, examining its origins, key events, and consequences,including the military campaigns, the political landscape, the human cost of the conflict, the Cold War context and the impact of outside intervention.