The Company secure from Golconda a fresh title to their possessions The Sultan of Golconda dethroned by the Moghul Emperor, Aurangzeb, who appoints a 'Nawab of the Carnatic' 1687 The Company secure from a representative of the Emperor a fresh title to their possessions Da-ud Khan, Nawab of the Carnatic, invests Madras for three months, and is finally bought off 1702 In Europe, England and France are engaged in the War of the Austrian Succession 1740-1748 Dupleix, who is possessed with the idea of making France politically influential in India, is appointed Governor of Pondicherry 1742 In the war in Europe he sees an opportunity for fighting the English in India, and French forces under LaBourdonnais capture Madras 1746 Treaty of Aix-la-Chapelle, by which Madras is restored to the English 1748 Two Carnatic princes quarrel for the Nawabship 1749 The French and the English in South India join in the quarrel on opposite sides. In the name of the claimant whom the English supported, Clive captures Arcot, the capital of the Carnatic, and then defends the town against the rival claimant and his French supporters 1749 The French are defeated in the open field, and the struggle is at an end 1752 In Europe, England and France are engaged in the Seven Years' War 1756-1763 In India, Count Lally besieges Madras unsuccessfully for more than two months A.D. 1758-1759 The English defeat the French at Wandiwash 1760 The English capture Pondicherry 1761 Treaty of Paris, by which Pondicherry is restored to the French 1763 (The town was captured again in 1786 and in 1803). Haidar Ali makes himself Sultan of Mysore about 1760, and reigns till his death, which occurred in 1781 Tipu, his son, succeeds him, and reigns till he is slain in defending his capital, Seringapatam, against an assault by the English 1799 (Madras was frequently disturbed by the raids of the father and of the son; and Tipu's death relieved the townsmen of constant anxiety.) The Supreme Court of Judicature established at Madras 1801 In default of an heir, the Carnatic 'lapses' to the Company 1855 The Madras Railway opened for traffic 1856