Who was the most famous ruler of the Ghaznavid Empire? Mahmud Tughril Beg Harun al-Rashid Ibn Battuta

Mahmud of Ghanzi was the most famous ruler of the Ghaznavid Empire. After the death of his father Sabuktigin, Mahmud separated from the Samanid Empire. By conquering what is now Pakistan, eastern Iran, and Afganistan, he turned the city of Ghazna into the capital of an empire. He was also the first ruler of the Empire to take the title Sultan.