- Grewe, ed., Fontes, vol. 1, 304.
- Frank Barlow, Th e Feudal Kingdom of En gland, 5th ed. (London: Longman,
 1999), 254.
- John Eppstein, Catholic Tradition of the Law of Nations (London: Burns Oates
 and Washbourne, 1935), 465.
- For a full summation of papal arbitration activity, see ibid., 464– 69.
- Françoise Autrand, “Th e Peacemakers and the State: Pontifi cal Diplomacy and
 the Anglo- French Confl ict in the Fourteenth Century,” in Philippe Contamine, ed.,
 War and Competition between States, 249– 77 (Oxford: Clarendon Press, 2000).
- Post, Studies, 465.
- Ernest Nys, Les origines du droit international (Brussels: Alfred Castaigne,
 1894), 53; and Grewe, ed., Fontes, vol. 1, 523– 26.
- John of Salisbury, Policraticus: Of the Frivolities of Courtiers and the Footprints
 of Phi los o phers, ed. and trans. Cary J. Nederman (Cambridge: Cambridge University
 Press, 1990 [1159]), 69, 81, 91– 92, 104– 5, 125– 26.
- See Chapter 1.
- On Aquinas’s contribution to international law, see A. de La Pradelle, Maîtres et
 doctrines du droit des gens, 2d ed. (Paris: Éditions internationales, 1950), 13– 32.
- Th omas Aquinas, Summa Th eologiae, in Po liti cal Writings, ed. and trans. R. W.
 Dyson (Cambridge: Cambridge University Press, 2002 [ca. 1270]), 163– 65.
- Th omas Aquinas, Summa Contra Gentiles, trans. En glish Dominican Fathers,
 vol. 2 (London Burns, Oates and Washbourne, 1923 [ca. 1265]), 45.
- See Chapters 4 and 5.
- See Chapter 1.
- Aquinas, Summa Th eologiae, in Po liti cal Writings, 117– 18.
- See Chapter 4.
- See Chapter 1.
- Isidore of Seville, Th e Etymologies, ed. and trans. Stephen A. Barney, W. J. Lewis,
 J. A. Beach, and Oliver Berghof (Cambridge: Cambridge University Press, 2006
 [ca. 630]), 117– 18.
- Ibid.
- Rufi nus the Canonist, Summa Decretorum, Part I, Distinction 1, quoted in Oli-
 ver O’Donovan and John Lockwood O’Donovan, From Irenaeus to Grotius: A Source-
 book in Christian Po liti cal Th ought 100– 1625 (Grand Rapids, MI: Eerdmans, 1999
 [1157– 59]), 3 01– 2.
- Post, Studies, 552.
- On this approach, see generally Otto Gierke, Po liti cal Th eories of the Middle Age,
 trans. Frederick William Maitland (Cambridge: Cambridge University Press, 1938
 [1881]), 75– 76, 80– 81; Ernst Troeltsch, Th e Social Teaching of the Christian Churches,
 trans. Olive Wyon (London: George Allen and Unwin, 1931), 150– 61; Post, Studies,
 510– 12, 527– 35; and F. H. Hinsley, Sovereignty, 2d ed. (Cambridge: Cambridge Uni-
 versity Press, 1986), 164– 67.
Notes to Pages 57–65 495
