Explanation:

The Pala Empire was an imperial power during the Late Classical period on the Indian subcontinent, which originated in the region of Bengal . It is named after its ruling dynasty, whose rulers bore names ending with the suffix of Pala . They were followers of the Mahayana and Tantric schools of Buddhism. The empire was founded with the election of Gopala as the emperor of Gauda in 750 CE.Ramapala was the last strong Pala ruler. After his death, a rebellion broke out in Kamarupa during his son Kumarapala's reign. The rebellion was crushed by Vaidyadeva, but after Kumarapala's death, Vaidyadeva practically created a separate kingdom.The Pala dynasty was replaced by the Sena dynasty.The Sena Empire was a Hindu dynasty during the Late Classical period on the Indian subcontinent, that ruled from Bengal through the 11th and 12th centuries. The empire at its peak covered much of the north-eastern region of the Indian subcontinent. The rulers of the Sena Dynasty traced their origin to the south Indian region of Karnataka.