German Emperor Wilhelm II (1859–1941), centre, visiting a group of Ethiopians at Hagenbeck's Tierpark in Hamburg in 1909.
Kaiser Wilhelm II. im Tierpark Hagenbeck, black-and-white photograph, Hamburg 1909, unknown photographer; source: Deutsches Bundesarchiv (German Federal Archive), Bild 183-R52035, Wikimedia Commons, http://commons.wikimedia.org/wiki/File:Bundesarchiv_Bild_183-R52035,_Hamburg,_Kaiser_Wilhelm_II._im_Tierpark_Hagenbeck.jpg?uselang=de, Creative Commons Attribution ShareAlike 3.0 Germany (CC BY-SA 3.0 DE), https://creativecommons.org/licenses/by-sa/3.0/de/deed.en.