819 prisoners died, including 91 Luxembourgers who had been imprisoned for refusing to fight for the German Wehrmacht.
On Sunday afternoon, a commemorative ceremony was held in Moutfort at the Michel Rodange secondary school.
Minister for Small and Medium-Sized Enterprises Lex Delles and Chamber President Fernand Etgen were present, along with Minister of Health Paulette Lenert who assisted in a ceremony.
It was the biggest mass murder of Luxembourgers in World War II.
Listen: Luxembourg History Podcast - Concentration camps and liberation
