[3] Even though the armor branch traces its lineage back to the original cavalry units, its first beginnings date from the First World War.

I Armored Corps (United States) was established in 1940, and was successively commanded by Adna R. Chaffee Jr., Charles L. Scott, and George S. Patton Jr.

The corps fought during Operation Torch in North Africa, but then upgraded in status to become the United States Seventh Army on 10 July 1943.

"[5] This new insignia was the image of the "front-end view of a conventionalized tank", but in appearance looked like an unidentifiable upper half circle of sort of storage or transport container.

This simple tank design had no decorations or other objects surrounding it, and was the insignia worn by U.S. Army personnel throughout WWII.