Partisan Volunteers supported by Alllied Complete Air Superiority could have saved Tens of Thousands from the death marches.Stalin but also the USA and British had the ability to raid Aushwitz by autumn 1943 if not after the victory at Kursk mid 1943. The Polish resistance had the means to blow up the Train lines from Warsaw to Treblinka .Unfortunately the Jews ought have had their uprising in April -May 1942 there were three hundred thousand Jews still alive then even with Shovels and Knives Arms could have be obtained . The Nazi Army was starting its roll to Stalingrad and the Caucasus in April May 1942 . Lessonsfrom Historyhave to be learned and applied now craftily .