The War 205 on our defence of the Canal. One hesitates to imagine what would have happened had that spinal cord, the Canal, been cut even temporarily in those early days of emergency, when the British genius for improvisation was everywhere fighting forlorn hopes against the German genius for preparation. The conquest of Egypt was the main political object and military objective of Turkish belligerency. The "precautionary" mobilisation of the Ottoman forces (August 2, 1914) had been accompanied and indeed anticipated, by military preparations for an invasion of Egypt. These preparations were the final cause of the definite breach with Great Britain and furnished the casus belli. Our relations with Turkey were definitely broken off on receipt of a communication from Constantinople (October 2, 1914) claiming Egypt as an integral part of the Ottoman Empire. Djemal, the ablest of the Young Turk triumvirate that had carried Turkey into the German camp, took command of the army assembled in Syria as "the Saviour of Egypt." On stepping into the train at Haidar Pasha to go to the front, he told his friends : '' I shall return by sea from Cairo." Nor was this mere braggadocio. The attraction of the wealth of Egypt and the- alliance with Sheikh Shawish and other Egyptian extremists would, it was calculated, carry the Turks across the improvised defences of the Canal and into Cairo, that would rise to receive them. Thereafter, the great drive of the German armies into France, then pro- ceeding, would bring an early conclusion of the war that would confirm the easy conquest. The main difficulty for the Turks was one of distance. From the Straits to the Canal meant one thousand miles rail transport of a sort. Then two hundred miles of road- less, waterless desert. The rail communications were