During World War II, the Army created numerous deception units, complete with some of the best patches the heraldry department ever designed.
Sticker
WW2 The Ghost Army | Sticker
New Museum Exhibit Reveals Secrets of World War II's 'Ghost Army
Ghost Army Shoulder Patches - America in WWII magazine
The Top-Secret WWII Unit That Fooled the Nazis
The Ghost Army of World War II, Air & Space Magazine
These World War II 'Ghost Army' divisions had some of the best patches
History of U.S. Cavalry Insignia, crossed swords meaning
Patton's Ghost Army - D-Day Deception - America in WWII mag
The Deceptive Role of The Ghost Army of World War II! - Museum of
The Ghost Army of World War II: How One Top-Secret Unit Deceived