Sovereignty is the quality of something or someone who is sovereign, that is, a superior authority (with more power and dominion) compared to others.
In a sovereignty, power is concentrated in the hands of a single individual, organization or institution. Sovereignty can also refer to the maximum power that is given to a particular person or entity with respect to a respective area or subject.
For example, the sovereignty of the court of justice belongs to the judge, who has the dominion and total power in relation to the others in that space, regarding aspects of the law.
In the religious sphere, the sovereignty of God it represents your ultimate and absolute power over all things existing on Earth, according to most religious beliefs.
national sovereignty
National sovereignty is intended for all independent nations, that is, they have full power and dominion. within its territorial limits, being free from the influence or command exercised by States the 3rd.
The sovereignty of a State is formed by the different organs, institutions and powers that organize it. In Brazil, for example, the Executive, Judiciary and Legislative branches help to form national sovereignty.
See also:meaning of rule of law.
popular sovereignty
It is common in all democratic nations. Popular sovereignty is a doctrine that gives the people control over the structuring and organization of the State, through the idea of the so-called "social contract", where the people give consent to the chosen representatives so that they can govern.
As a rule, this power is materialized in the form of direct vote, where people have the right to elect representatives who will act in the various political sectors of the country. All citizens can also run for political office, as long as they meet the basic standards established by the Constitution for this purpose.
Learn more about meaning of democracy.