The "L" in LGM is the Department of Defense designation for silo-launched; "G" means surface attack; "M" stands for guided missile, the 30 stands for the Minuteman series of missile and the G ...

The Sentinel program is set to replace the aging intercontinental ballistic missile LGM-30G Minuteman III (with the USA still ...

The Sentinel program is set to replace the aging LGM-30G Minuteman III intercontinental ballistic missiles, over 400 of which remain in service, serving as the backbone of America’s nuclear arsenal.