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.
Medical Definition of internal. 1  1: existing or situated within the limits or surface of something: asa: situated near the inside of the body an internal layer of abdominal muscleb: situated on the side toward the midsagittal plane of the body the internal surface of the lung.