orial ▁place ▁in ▁, ▁a ▁bor ough ▁in ▁the ▁city ▁of ▁Dort mund , ▁Germany . ▁ ▁The ▁place ▁comm emor ates ▁about ▁ 3 0 0 ▁people ▁killed ▁by ▁the ▁Gest ap o ▁in ▁B itter mark ▁city ▁forest ▁and ▁in ▁the ▁Rom berg park ▁between ▁March ▁ 7 ▁and ▁April ▁ 1 2 , ▁ 1 9 4 5 . ▁The ▁people ▁killed ▁were ▁forced ▁labor ers ▁from ▁France , ▁Belg ium , ▁the ▁Netherlands , ▁Y ug oslav ia , ▁Poland ▁and ▁the ▁Soviet ▁Union , ▁members ▁of ▁the ▁German ▁resistance , ▁as ▁well ▁as ▁ordinary ▁people ▁whose ▁care less ▁utter ance ▁was ▁jud ged ▁to ▁be ▁" the ▁dis sem ination ▁of ▁the ▁opinion ▁about ▁the ▁fut ility ▁of ▁the ▁war ▁and ▁the ▁ins ult ▁of ▁Hitler ". ▁ ▁The ▁bodies ▁were ▁ex hum ed ▁on ▁April ▁ 1 9 – 2 1 , ▁ 1 9 4 5 , ▁six ▁days ▁after ▁the ▁US ▁army ▁had ▁taken ▁Dort mund . ▁In ▁ 1 9 5 3 ▁the ▁city ▁of ▁Dort mund ▁approved ▁plans ▁of ▁construct ing ▁a ▁mem orial ▁place ▁for ▁the ▁vict ims . ▁Works ▁began ▁in ▁ 1 9 5 5 ▁and ▁were ▁finished ▁in ▁ 1 9 6 0 . ▁ ▁References ▁ ▁Category : N azi ▁war ▁cr imes ▁in ▁Germany ▁Category : Mon uments ▁and ▁mem orial s ▁in ▁Germany ▁Category : D ort mund ▁Category : 1 9 6 0 ▁establish ments ▁in ▁Germany ▁Category : Out door ▁sculpt ures ▁in ▁Germany