What happened to concentration camps after WWII?

Between 1940 and 1945, approximately 1.1 million Jews, Poles, Roma people, Soviet POWs and others were killed at the Auschwitz camps. Now, as Soviet troops marched westward through occupied Poland, the SS sought to dismantle their killing machine. The Red Army's arrival meant liberation, the camps' end.

Explanation:

the relocation of freed slaves to africa. garrison was one of the main voices in the anti-slavery movement, publishing his thoughts and the voices of slaves such as douglass in his magazin the liberator, to involve douglass in the political process.