Approximately twelve percent death rate for Confederate in Union POW camps. The death rates of Union soldiers was slightly higher in Confederate POW camps.
Dr. Samuel Cooper served as the surgeon general of the Confederacy. Most importantly it was Cooper who warned that the Union's POW camp for Confederate soldiers, Fort Delaware, was unsanitary and causing the death of many Southern soldiers from disease and neglect.
The Confederate POW camp at Andersonville in Georgia was the most notorious.
POW deaths in the US Civil War were high due to terrible sanitary practices and cruelty by camp officers on both sides. The worst camp was Andersonville, where thousands of Union prisoners died.It is estimated that the war caused 26,000 Confederate POW's to die and 30,000 Union soldiers died in Southern camps.
To detain Italian and Japanese soldiers in the 2nd world war
Although the POW camp at Andersonville, Georgia was the cruelest Confederate POW camp by far, Union camps were terrible too. As an aside, the commander of the Andersonville camp was the only person tried for war crimes and was hanged after the war. This is an indication of bad things were in that camp.
POW Camp #1 at Fukuoka, Japan.
Andersonville was a notorious Prison camp for POW"s captured during the war.
Heppenheim was not a designed as a POW camp, it was a sub-camp of Dachau Concentration Camp. See the link.
Former Confederate Captain Henry Wirz was convicted of war crimes when he was in charge of the Andersonville POW camp. He was hanged on November 10, 1865.
No, it was a concentration camp/extermination camp but it did have many POWs
Germany