غيرد فون رونتشتيت
In the fall 1941 he, along with General Ali Fuad Erden, visited the occupied territories in Ukraine (including Crimea) on invitation of Gerd von Rundstedt. From there he and other Turkish officers flew to Rastenburg to meet Hitler in person. In 1943 he published his essays on that trip under title "What I Saw on the Eastern Front."