(FILES) This undated file photo taken during the 1904-1908 war of Germany against Herero and Nama in Namibia shows a soldier (R) probably belonging to the German troops supervising Namibian war prisoners. - Germany on May 28, 2021 took a historic step by acknowledging that the massacre of Namibia's indigenous Herero and Nama peoples by colonial-era troops was an act of genocide. (Photo by Handout / NATIONAL ARCHIVES OF NAMIBIA / AFP) / RESTRICTED TO EDITORIAL USE - MANDATORY CREDIT "AFP PHOTO /NATIONAL ARCHIVES OF NAMIBIA " - NO MARKETING - NO ADVERTISING CAMPAIGNS - DISTRIBUTED AS A SERVICE TO CLIENTS