There are multiple definitions - click on the translation that matches your context.

liberdade de circulação

substantivo

full

freedom of movement

noun

Definitions of freedom of movement

English

(HUMAN RIGHTS) a human rights concept under which a citizen of a state in which that citizen is resident generally has the right to leave that state and travel to and from any states that will allow entry

Many on the left oppose immigration controls as undermining the fundamental right to the freedom of movement.