In the Indian subcontinent, kingdoms and empires like the Delhi Sultanate, Bengal Sultanate Mughal Empire, and the Kingdom of Mysore made significant contributions to the South Asian economy. In the 17th century, because of Emperor Aurangzeb's Sharia based Fatawa-e-Alamgiri,[25] the land of India had the world's largest economy[26][27][28] and it was the leading manufacturing power in the world, valued over 25% of world GDP, half of which came Bengal Subah, (today's Bangladesh and West Bengal), worth more than the wealth of the entire western Europe.[29] Other rulers like Hyder Ali and Tipu Sultan, undertook progressive economic development technique that established the southern part of India, with some of the world's highest real wages and living standards in the late 18th century.[30]