here are two links one i found reaching Hitlers youth/childhood that is he was obsessed with "lord Kirchner" and the Boer war as a youth,,,
Second Boer War - Wikipedia, the free encyclopedia scroll down to the "concentration camp",,,which i think is the spark in Hitlers mind,,,,also the first and 2nd Boer war provides fact that this type of war was no new thing (i do not endorse any of them),,but was repetitive throughout history.
this was carried on into ww1&ww2,,,,
Did the Armenian Genocide Inspire Hitler?: Turkey, Past and Future :: Middle East Quarterly here because of the political manner of thinking is also the very same