The Submarine Force provides the National Command Authority, Theater Commanders and Joint Force Commanders with:* Cost-effective operations resulting from self-sufficiency, covertness, low vulnerability to prosecution by an opponent's forces.* Early, accurate and sufficient knowledge of pre-crisis situations as well as the battlefield on which power may be projected from the sea.* Covert and timely strike power against critical targets at sea and ashore.* Capabilities to prepare the battle space and enable the establishment and support of the expeditionary force on land.* The naval superiority to defeat enemy forces, control sea lines of communication and dominate the undersea battle space