... Walker, A History of the Law of Nations,p.12. 72 imperialism, sovereignty and international law positivist practice of focusing on the words of the treaty, to the completeexclusion of the circumstances ... Persons and subjects of International Law. ’ Oppenheim, International Law, p.110.Seeibid., pp. 154 156.85Lawrence, The Principles of International Law, p.58. 76 imperialism, sovereignty and international ... essential to the membership of the family of nations.85 The tribes remain outside the realm of international law, not so muchbecause they lack sovereignty, but because they are wanting in the other...