1943 Keiper published a threat that the German occupying forces would kill 20 hostages for each German soldier killed in Montenegro and 10 for each wounded German soldier. After numerous people and priests evacuated from Cetinje, Keiper also did not stay in Cetinje. References Sources 1893 births 1957 deaths German Army generals of World War II History of Montenegro Major generals of the German Army (Wehrmacht) German Army personnel of World War I