356 THE BRITISH APPROACH TO POLITICS lation both of Jews and Arabs. Religious difficulties aggravate the problem, since Palestine, besides being the Holy Land for Christians, contains many places sacred to the Jews, and others sacred to Muhummadans. The development of labour organisa- tions, and co-operative agriculture in which both peoples can take part, may in time relieve the tension. For the present,' the British administration has curtailed the immigration of Jews, and is preoccupied with the task of maintaining its own authority in face of Arab risings. A plan has recently been proposed to divide Palestine into a Jewish State, an Arab State, and an area including Jerusalem, to be kept under British control. Tanganyika and som^ smaller parts of Africa are British Class B Mandates. Such territories are governed as Colonies, but the Mandatory Power must prohibit abuses such as traffic in slaves, arms, or liquor; it may not use the territory or its inhabitants to increase its own military strength; nor may it grant its own subjects opportunities for trade in the Mandated Areas which it does not grant to the subjects of other States Members of the League. There are also Class C Mandates—areas which a Mandatory Power governs as it sees fit, except for the annual report to the League, and the prohibition of abuses. Britain has only one such Mandate—Nauru in the Pacific—and this is administered for Britain by the Commonwealth of Australia. The Kingdom of Irak was a British Class A Mandate until 1932, when it became, with the approval of the League, an independent State closely* connected by treaty with Britain. All lands from Egypt to the Persian Gulf are of great interest to Britain, partly because some of the supplies of oil required for the Navy are found there, and partly on account of the sea and air routes to India. Egypt, once held by a British Army of Occupation, is now like Irak, independent but linked to Britain by treaty. The Suez Canal, though in Egyptian territory, is in part the property of the British Government, and its use is regulated by international agreement. There is no doubt that if