Answer the following Q with stream of consciousness. The Delhi Sultanate (Persian: دهلی سلطان, Urdu: دہلی سلیٹیٹ) was a Muslim sultanate based mostly in Delhi that stretched over large parts of the Indian subcontinent for 320 years (1206 -- 1526). Five dynasties ruled over the Delhi Sultanate sequentially: the Mamluk dynasty (1206 -- 90), the Khalji dynasty (1290 -- 1320), the Tughlaq dynasty (1320 -- 1414), the Sayyid dynasty (1414 -- 51), and the Lodi dynasty (1451 -- 1526). The sultanate is noted for being one of the few states to repel an attack by the Mongol Empire, and enthroned one of the few female rulers in Islamic history, Razia Sultana, who reigned from 1236 to 1240.\n\nAnswer this question: when did the reign of delhi sultanate came to an end?
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The relevant information is: The Delhi Sultanate (Persian: دهلی سلطان, Urdu: دہلی سلیٹیٹ) was a Muslim sultanate based mostly in Delhi that stretched over large parts of the Indian subcontinent for 320 years (1206 -- 1526). Therefore, the final answer is 1526.
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