The U.S. Army Corps of Engineers recently published a request for comments on proposed regulation to allow firearms to be carried in accordance with applicable state law. This would bring it in sync with over 500 million acres of land controlled by other federal land management agencies.
The Gun Owners Foundation strongly supports this move to recognize the 2nd Amendment rights of American citizens on the almost twelve million acres of land controlled by the U.S. Army Corps of Engineers. You can read GOF's comments here.