The Tughlaq dynasty was a Muslim dynasty of Turko-Indian origin, which ruled over the Delhi sultanate in medieval India. Ghiyasuddin Tughlaq is considered to be the founder of the Tughlaq dynasty.
Krishna Deva Raya himself authored Amukthamalyadha. It is in Telugu. He was known as ‘Abhinava Bhoja’, ‘Andhra Pitamah’, ‘Andhra Bhoja’ as he was great patron of art and literature.
Al Biruni was made court astrologer in Ghazni and he accompanied with Mahmud on his invasions on India. He lived for several years here and is considered to be first Indologist.