During the First World War, Jaeckh was one of the main propagandists of the German-Turkish alliance and worked for Eugen Mittwoch and his Nachrichtenstelle für den Orient.
Eugen Goldstein | Eugen d'Albert | Eugen Jochum | Eugen Fischer | Eugen Sandow | Eugen Rosenstock-Huessy | Eugen Richter | Eugen Kolisko | German cruiser Prinz Eugen | Eugen Weber | Eugen Ehrlich | Eugen Drewermann | Eugen Millington-Drake | Eugen Kogon | ''Robin'' Alexander Wolfgang Udo Eugen Wilhelm Gottfried of Sayn-Wittgenstein-Berleburg | ''Prinz Eugen'' | Karl Eugen Neumann | Eugen von Zimmerer | Eugen Suchoň | Eugen Schmidt | Eugen Pavel | Eugen Mittwoch | Eugen Kölbing | Eugen Klöpfer | Eugen Johansen | Eugen Fink | Eugen Doga | Eugen d'Albert's | Eugen Bleuler | Claudiu Eugen Ionescu |