FM 31-10 RESTRICTED BASIC FIELD MANUAL COAST DEFENSE SECTION I ARMED FORCES IN COAST DEFENSE 13 1. In coast defense, the general mission of the armed forces is to prevent or repel a landing' by hostile forces on United States soil or in any theater of operations designated by the President. 2. The fleet must act offensively. It requires secure bases from which to operate, but must be freed from the necessity of protecting these- bases. The Army, assisted by naval local defense forces, furnishes this protection against naval, air, and land attacks. For these purposes, harbor defense forces are reinforced as required. 1 3. Navy offshore and inshore patrols are a source of valu able information to Army commanders.
DesignationFM 31-10
EditionJan 1941
StatusSuperseded
Pages57
FunctionSmall Unit Tactics
CollectionHistoric
Public domain (U.S. Government work)