The 5th Infantry Division. THE 5TH MECHANIZED INFANTRY DIVISION. "RED DIAMOND". 5th ID Subdued Patch, 5th ID Patch. RED DEVILS IN VIETNAM.
The 5th Infantry Division (Mechanized)—nicknamed the "Red Diamond", the " Red Devils", or "die Roten Teufel"—was an infantry division of the United States World War I · Postwar · World War II · Post-World War II.
The 5th Infantry Division, "Red Diamond" was reactivated on 19 February 1962 at Fort Carson, Colorado. It was the first Mechanized Infantry Division organized.