Sovereignty vs Govern - What's the difference?

As a noun sovereignty

is (of a polity) the state of making laws and controlling resources without the coercion of other nations.

to make and administer the public policy and affairs of; to exercise sovereign authority in.

(sovereignty)

(of a polity) The state of making laws and controlling resources without the coercion of other nations.

(of a ruler) Supreme authority over all things.

(of a person) The liberty to decide one's thoughts and actions.

(en verb)

To make and administer the public policy and affairs of; to exercise sovereign authority in.

To control the actions or behavior of; to keep under control; to restrain.

Govern yourselves like civilized people.

a student who could not govern his impulses.

To exercise a deciding or determining influence on.

Chance usually governs the outcome of the game.

To control the speed, flow etc. of; to regulate.

a valve that governs fuel intake.

To exercise political authority; to run a government.

To have or exercise a determining influence.

To require that a certain preposition, grammatical case, etc. be used with a word; sometimes used synonymously with collocate.