Muhammad ghaznavi-In 998 AD, the Turkish conqueror, Mahmud of Ghazni, succeeded his father, and established a huge empire in Central Asia, with capital at Ghazni, the present-day South Kabul. He was 27 years old then and the first ruler to get the title as "Sultan", which means authority, thereby implying his power and strength. For 17 times, he attacked India during the period between 1000 and 1027 AD.