|1.||(Internat. Law) The basis or principle of a treaty which leaves belligerents mutually in possession of what they have acquired by their arms during the war.|
|2.||(Roman Law) A species of interdict granted to one who was in possession of an immovable thing, in order that he might be declared the legal possessor.|
UTI POSSIDETIS. This phrase, which means as you possess, is used in international law to signify that the parties to a treaty are to retain possession of what they have acquired by force during the war.