Casus

[Sarah]

An event; an occurrence; an occasion; a combination ofcircumstances; a case; an act of God. See the Note under Accident.Casus belli, an event or combination of events which is a cause war,or may be alleged as a justification of war.-- Casus fortuitus, an accident against which due prudence could nothave provided. See Act of God, under Act.-- Casus omissus, a case not provided for by the statute.