In the middle of the 10th century a former Turkish slave named Alptegin seized Ghazna (Ghazni). He was succeeded by another former slave, Subüktigin, who extended the conquests to Kabul and the Indus. His son was the great Mahmud of Ghazna, who came to the throne in 998. Mahmud conquered the Punjab and Multan and carried his raids into the heart of India. The hitherto obscure town of Ghazna became a splendid city, as did the second capital at Bust (Lashkar Gah