Verb

(invad)

To move into.

Under some circumstances police are allowed to invade a person's privacy.

* Spenser

Which becomes a body, and doth then invade / The state of life, out of the grisly shade.

To enter by force in order to conquer.

Argentinian troops invaded the Falkland Islands in 1982.

* {{quote-news

, year=2012 , date=April 26 , author=Tasha Robinson , title=Film: Reviews: The Pirates! Band Of Misfits : , work=The Onion AV Club citation , page= , passage=When a typical gaffe has him invading the Beagle and trying to rob Charles Darwin (David Tennant), he learns that his beloved “parrot” Polly is actually a dodo bird. }}

To infest or overrun.

The picnic was invaded by ants.

To attack; to infringe; to encroach on; to violate.

The king invaded the rights of the people.

Verb

(en-verb)

Break or violate a treaty, a law, a right etc.

*{{quote-magazine, date=2013-06-08, volume=407, issue=8839, page=55, magazine=(The Economist)

, title= Obama goes troll-hunting , passage=According to this saga of intellectual-property misanthropy, these creatures [patent trolls] roam the business world, buying up patents and then using them to demand extravagant payouts from companies they accuse of infringing them. Often, their victims pay up rather than face the costs of a legal battle.}}

Break in or encroach on something.