Kampfgeschwader 200 - Siebel Si 204D-1, D-OWKA, used by 2./KG 200 in support of Albert Speer&#39;s peace negotiations in April 1945. The aircraft flew between Prague and Zurich. And in support of Karl Hermann Frank´s negotiations with Karl Dönitz government, he flew it between Prague and Flensburg-Mürwick and Hradec Králové in May 1945. Apparently changed its markings daily.