https://commons.wikimedia.org/wiki/File:Man_using_horn_of_cow_to_make_beautiful_sound_for_his_tribe_mate_to_dance.jpg Imani selemani Nsamila, CC BY-SA 4.0 <https://creativecommons.org/licenses/by-sa/4.0>, via Wikimedia Commons

https://commons.wikimedia.org/wiki/File:Sukuma_Tribe_Dance.jpg Imani selemani Nsamila, CC BY-SA 4.0 <https://creativecommons.org/licenses/by-sa/4.0>, via Wikimedia Commons

https://commons.wikimedia.org/wiki/File:December_chagga_20.jpg Iddtembe255, CC BY-SA 4.0 <https://creativecommons.org/licenses/by-sa/4.0>, via Wikimedia Commons

https://commons.wikimedia.org/wiki/File:2014_Isaria_Meli,_Grandson_of_Chief_Meli.jpg Dr. Wolfgang PFÄFFL, CC BY-SA 4.0 <https://creativecommons.org/licenses/by-sa/4.0>, via Wikimedia Commons

https://commons.wikimedia.org/wiki/File:Young_witch.jpg Happiness Stephen, CC BY-SA 4.0 <https://creativecommons.org/licenses/by-sa/4.0>, via Wikimedia Commons

https://commons.wikimedia.org/wiki/File:King_Mpezeni_Ngoni_People.jpg  Lighton Phiri, CC BY 2.0 <https://creativecommons.org/licenses/by/2.0>, via Wikimedia Commons

https://commons.wikimedia.org/wiki/File:Ngoni_Women.jpg  Valerie Phiri, CC BY-SA 4.0 <https://creativecommons.org/licenses/by-sa/4.0>, via Wikimedia Commons

https://commons.wikimedia.org/wiki/File:Young_Ngoni_warriors_in_action.jpg Valerie Phiri, CC BY-SA 4.0 <https://creativecommons.org/licenses/by-sa/4.0>, via Wikimedia Commons

https://commons.wikimedia.org/wiki/File:David_Livingstone,_1813_-_1873_Missionary_and_explorer.jpg  National Galleries of Scotland, CC0, via Wikimedia Commons

https://commons.wikimedia.org/wiki/File:Wr_Studio_Portrait_of_Henry_Morton_Stanley,_ca._1890,_published_by_L_Herbst.jpg  published by L Herbst, Sydneypublished by L Herbst, Sydney, Public domain, via Wikimedia Commons

https://commons.wikimedia.org/wiki/File:Julius_Nyerere_(1965).jpg Eric Koch for Anefo, CC0, via Wikimedia Commons

https://commons.wikimedia.org/wiki/File:President_John_F._Kennedy_Meets_with_Julius_Kambarage_Nyerere,_Prime_Minister_of_Tanganyika_(02).jpg  Abbie Rowe. White House Photographs. John F. Kennedy Presidential Library and Museum, Boston, Public domain, via Wikimedia Commons

https://commons.wikimedia.org/wiki/File:Bezoek_president_Nyerere_van_Tanzania_president_Nyerere_spreekt_in_de_Eerste_Ka,_Bestanddeelnr_933-2627.jpg  Rob Bogaerts / Anefo, CC0, via Wikimedia Commons


https://commons.wikimedia.org/wiki/File:Bezoek_president_Nyerere_van_Tanzania_president_Nyerere_luistert_naar_de_vragen,_Bestanddeelnr_933-2628.jpg Rob Bogaerts / Anefo, CC0, via Wikimedia Commons

https://commons.wikimedia.org/wiki/File:Staatsbezoek_president_Nyerere_van_Tanzania,_president_Nyerere_bezoek_gebracht_a,_Bestanddeelnr_917-6721.jpg  Eric Koch for Anefo, CC0, via Wikimedia Commons

https://commons.wikimedia.org/wiki/File:Ali_Hassan_Mwinyi.jpg  US Embassy employee, Public domain, via Wikimedia Commons

https://commons.wikimedia.org/wiki/File:John_Hanning_Speke_(1827-64)_RMG_F8616_(cropped).jpg  S. Hollyer; Southwell Brothers, Public domain, via Wikimedia Commons