 This is documented in Islamic literature such as those relating to 8th century Muhammad bin-Qasim, 11th century Mahmud of Ghazni, the Persian traveler Al Biruni, the 14th century Islamic army invasion led by Timur, and various Sunni Islamic rulers of the Delhi Sultanate and Mughal Empire.There were occasional exceptions such as Akbar who stopped the persecution of Hindus, and occasional severe persecution such as under Aurangzeb, who destroyed temples, forcibly converted non-Muslims to Islam and banned the celebration of Hindu festivals such as Holi and Diwali.Other recorded persecution of Hindus include those under the reign of 18th century Tipu Sultan in south India, and during the colonial era.