For liberals, especially those who kept to the pure doctrine of Cobden, Egypt became a test case in the 1870s. Disraeli's purchase of the Khedive Ismail's Suez Canal shares in 1875 made its annexation appear a possibility. Two years later Gladstone penned his eloquent warnings as to diis step in his ‘Aggression on Egypt’ article in the Nineteenth Century. The annexation or occupation of Egypt would be, he said, ‘die almost certain egg of a great African Empire that will grow and grow’ until Britain would have territory and commitments throughout die whole of die African continent, and consequent embroilments with France and die odier Powers. There would be no limit to die responsibilities Britain would have to undertake, dealing with ‘all oppression’, and undertaking die ‘entire taxation’. It would end forever die realization of diat lofty aim, die founding not of a terrestrial but a ‘moral empire’ - ‘the enthronement of diis idea of Public Right, as die governing idea of European policy’.