1 It pushes or pumps fuel from the gas tank to the fuel injector or carburetor.  It creates the proper amount of pressure to ensure that the right amount of fuel will be delivered to the engine, regardless of external conditions.
A state that has internal sovereignty is one with a government that has been elected by the people and has the popular legitimacy. Internal sovereignty examines the internal affairs of a state and how it operates. It is important to have strong internal sovereignty in relation to keeping order and peace.
foreign internal defense (FID) (JP 1-02) - Participation by civilian and military agencies of a government in any of the action programs taken by another government to free and protect its society from subversion, lawlessness, and insurgency. See FM 100-20.n area in hostile or insurgent territory which has a 360-degree defense and which supports combat patrols or larger operations with combat support and combat service support assets. (See also echelonment .) See FM 71-100-3.