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XX. Of just and solemn War by the Law of Nations. Between whom this war is: and, that it must be denounced. * 1.1
ABove * 1.2 we began to say, that a just war, in approved authors, is often called so, not from the cause whence it a∣riseth, nor from the greatness of the acti∣ons, but by reason of some effects of law. What this war is, is best understood by the definition of enemies in the Roman Lawyers. Enemies are they, who against * 1.3 us, or against whom we do publickly decree war: the rest are theeves or robbers, saith * 1.4 Pomponius: and so saith Ulpian too. Where, what they speak of the Roman people, we must understand of every supreme power He is an enemy, saith Cicero, who hath a Commonwealth, a Court, a * 1.5 Treasury, consent and concord of Citizens, and some way, if occasion be, of peace and league. Yet doth it not presently cease to be a Commonwealth or City, if it com∣mit some unjust act, even in Common; nor is a company of Pirats or Robbers a Commonwealth, though perhaps they keep a kind of equality among them∣selves, without which no company is able to consist. For, These associat them∣selves to do mischief * 1.6: They, although sometimes they are not without fault, yet hold society to maintain right, and they