The Law of War and Peace (1625)by Hugo Grotius BOOK 3, CHAPTER 15Moderation in the Acquisition of SovereigntyI.     To what extent moral justice permits sovereignty to be acquiredII.     It is praiseworthy to abstain from the exercise of the right to acquire sovereignty over the vanquishedIII.     Either by mingling them with the conquerorsIV.     Or by leaving the sovereign power to those who had held itV.     Sometimes by the imposition of garrisonsVI.     Or even by tributes and similar burdensVII.     The advantage derived from such moderation is pointed outVIII.     Examples; with a discussion of a change in the form of government among the vanquishedIX.     If sovereignty is to be assumed, it is right to leave a part of it to the conqueredX.     Or, certainly, some degree of liberty should be left to the conqueredXI.     Some degree of liberty should be left to the conquered, especially in the matter of religion.
XII.     At any rate the conquered should be treated with clemency; and why