The German war flag was in common use in World War I. The flag was first adopted as the national flag of modern Germany in 1919. The flag of Germany or German Flag ( German: Flagge Deutschlands) is a tricolour consisting of three equal horizontal bands displaying the national colours of Germany: black, red, and gold ( German: Schwarz-Rot-Gold ). A total of seven different designs were used during this period Flag of Germany. Reichskriegsflagge (German:, Imperial War Flag) was the official name of the war flag and war ensign used by the German armed forces from 1867 to 1945.
German war ensigns, among them those called Reichskriegsflagge.