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covenant, and giving to every man his own, is a dictate of the law of nature. But every subject in a commonwealth, hath covenanted to obey the civil law; either one with another, as when they assemble to make a common representative, or with the representative itself one by one, when subdued by the sword they promise obedience, that they may receive life; and therefore obedience to the civil law is part also of the law of nature. Civil, and natural law are not different kinds, but different parts of law; whereof one part being written, is called civil, the other, unwritten, natural, But the right of nature, that is, the natural liberty of man, may by the civil law be abridged and restrained: nay, the end of making laws, is no other, but such restraint; without the which there cannot possibly be any peace. And law was brought into the world for nothing else, but to limit the natural liberty of particular men, in such manner as they might not hurt, but assist one another, and join together against a common enemy.
5. If the sovereign of one commonwealth, subdue a people that have lived under other written laws, and afterwards govern them by the same laws, by which they were governed before; yet those laws are the civil laws of the victor, and not of the vanquished commonwealth. For the legislator is he, not by whose authority the laws were first made, but by whose authority they now continue to be laws. And therefore where there be divers provinces, within the dominion of a commonwealth, and in those provinces diversity of laws, which commonly are called the customs of each several province, we are not to understand that such customs have their force, only from length of time; but that they were anciently laws written, or otherwise made known, for the constitutions, and statutes of their sovereigns; and are now laws, not by virtue of the prescription of time, but by the constitutions of their present sovereigns. But if an unwritten law, in all the provinces of a dominion, shall be