How many casualties were engendered by the Korean War?

5.3 million.

When it comes to war casualties, given the difficulty of retrieving comprehensive and impartial information, estimates tend to be inconsistent. On the Ministry of National Defense of Republic of Korea website, Korean War total casualties reaches over 5.3 million people dead or wounded ‘“ among them, over 2.5 million civilians, 776,360 South Korean and UN soldiers and over 2 million North Korean, Chinese and Soviet Union soldiers.