Final answer:
Unlawful restraint or restriction of a person's movement is referred to as false imprisonment, which is a tort and can also be a crime. It is a personal injury that restricts an individual's freedom of movement. Laws that limit access to areas such as private property infringe upon this civil liberty.
Step-by-step explanation:
Unlawful restraint or restriction of a person's movement is known as false imprisonment. False imprisonment occurs when an individual is confined or restrained against their will without legal authority. This act is considered a tort and, in many cases, also a crime. For example, if someone is locked in a room or held down, and they are not free to leave the situation, they may be experiencing false imprisonment. It is a form of personal injury that can lead to legal consequences for the offender.
In relation to the provided reference information, laws that restrict access to private property, including natural areas such as beaches, limit the freedom of movement. Freedom of movement is a civil liberty that allows individuals to travel freely within a country or to leave and return to that country. When laws are put in place that restrict access to specific areas, they are limiting this particular liberty.