INDEX 507 not now given to Lieutenant- Go vernors of provinces, 161 Insurance business cannot be con- trolled by Dominions in Canada, 325, 326 Inter-imperial application of inter- national treaties, 79, 80 Inter-imperial co-operation in peace and war as regards defence, 427-31 Inter-imperial disputes, not to be decided by Permanent Court of International Justice, 82-5; Privy Council and, 276, 277, 281 Inter-imperial economic co-opera- tion, forms of, 471-6 Inter-imperial enforcement of judge- ments, 469-71 Inter-imperial preference, 82, 476-84 Inter-imperial Tribunal, proposal of, 23, 82-5, 276, 277, 281 Internal sovereignty of Dominions, 14-44 International Conference on Naval Disarmament, see London Con- ference and Washington Con- ference International Joint Commission, under Boundary Waters Treaty between Canada and United States, 407 International Labour Organisation, see Labour Organisation International law, not applicable to relations of United Kingdom and Dominions, vi, vii, 57, 78-81, 84, 85, 406 n., 410, 463, 464; does not invalidate Dominion legislation, 235, 236; nor give foreign powers rights under most favoured nation treaties, 483, 484 International position of Dominions, v, 12, 45-57 International Radiotelegraph Con- vention, 1927, 329 Interpretation Act, 1889, 90 n. Interpretation of Canadian constitu- tion, 324-38; of Commonwealth constitution, 341-54 Interpretation of legislation adopted from Imperial Act, 270; of royal prerogative, 270 Inter-State Commission Act, 1912, Australia, 306 Inter-State shipping in Australia, control of, 357 Investitures by Governor-General, .139 Inviolability of domicile in Irish Free State, 379 Ireland, Acts of 1719 and 1782 and 1783 as to, 39 Irish Free State, creation, 11, 96; Governor-General, 16, 17, 18; re- servation of bills, 21; Statute of Westminster, 23; extra-territorial legislation, 23, 24; alteration of Imperial Acts, 24-7; merchant shipping, 27-32; admiralty legisla- tion, 32-5; constitutional changes, 32-5,115,116,221; appeal to Privy Council, 36, 266, 277-80; pardon, 36, 37, 282; honours, 37, 38, 446, 447; imperial legislation, 38-42; League of Nations Council, 47; foreign affairs, 51, 52, 53, 54, 67- 78, 389, 391, 392, 397, 399, 403, 405, 406, 408; secession, 58-61; nationality, 62-4, 122-3; inter- imperial relations, 78-82; arbitra- tion, 82-5; legal basis of re- sponsible government, 103, 104; Executive Council, 164, 168; parties, 182, 183; civil service, 189; High Commissioner, 190; Dail Eireann, 197, 198; Senate, 206-8; judicial tenure, 257; organisation, 260, 274; liberties of the subject, 379-81; military and air defence, 414, 421, 422; religion, 438, 439; inter-imperial preference, 480, 481, 483; no discrimination against Indians, 490 Irish Free State (Constitution) Act, 1922, Imperial, 39, 223 Irish Free State minority, appeal to Privy Council as safeguard for, 280, 281 Irish language, official position of, 127, 128 Irish Republican Army, 182, 380 Irish Seal used in place of Great Seal of the Realm, 51, 53, 54, 131, 394, 397 Irish treaty (Articles of Agreement for a Treaty between Great Britain and Ireland), 1921, 11, 36, 69, 78, 79, 96, 221, 427 Isaacs, Rt. Hon. Sir Isaac A., Chief Justice of High Court (1930), Governor-General of the Common- wealth of Australia (commission, Dec. 18, 1930), 17, 135, 137, 150 Island Councils of Cook and Niue Islands, 458, 459 Italy, relations with Dominions, 391, 430; negotiations with Canada, 398; exchanges Ministers with Union, 391