Ramapala was the successor to the Pala king

Pala Empire

The Pāla Empire was one of the major middle kingdoms of India existed from 750–1174 CE. It was ruled by a Buddhist dynasty from Bengal in the eastern region of the Indian subcontinent, all the rulers bearing names ending with the suffix Pala , which means protector. The Palas were often described...

 Shurapala II

Shurapala II

Shurapala II was a ruler of the Pala Empire in northeast India. He was the successor to the Pala king Mahipala II and fourteenth ruler of the Pala line, reigning for two years. He was succeeded by Ramapala.-References:...

, and fifteenth ruler of the Pala line reigning for 53 years. He is recognised as the last great ruler of the dynasty, managing to restore much of the past glory of the Pala lineage. He crushed the Varendra

Varendra

Varendra was a region of Bengal, now in Bangladesh. It included the Pundravardhana or Pundra Kingdom region.According to Cunningham the boundary of Varendra was the Ganges and the Mahananda on the west, the Karatoya on the east, the Padma on the south and the land between Koochbihar and the Terai...

 rebellion and extended his empire farther to Kamarupa, Orissa

Orissa

Orissa , officially Odisha since Nov 2011, is a state of India, located on the east coast of India, by the Bay of Bengal. It is the modern name of the ancient nation of Kalinga, which was invaded by the Maurya Emperor Ashoka in 261 BC. The modern state of Orissa was established on 1 April...

 and Northern India. He was succeeded by Kumarapala. According to Bengali legend he died by walking into the sea.