Shashanka was the first independent king of a unified polity in the Bengal region, called the Gauda Kingdom. He reigned in the 7th century, some historians place his rule between circa 600 CE and 636/7 CE, whereas other sources place his reign between 590 and 625 CE.
The Rohtasgarh Fort, built circa 7th century
Coinage of Sasanka Deva. Samatata type. Assam mint.
Coin of Śaśānka-deva, king of Gauda, circa 600–630. Shiva seated facing on bull seated left / Lakshmi seated facing on lotus; being watered by small elephants at either side.
Karnasuvarna or Karnasubarna was an ancient city, located in the present day Berhampore CD block in the Berhampore subdivision of Murshidabad district, West Bengal, India. It was the capital of Gauda Kingdom.
Remains of Raktamrittika Vihara, c. 600 CE
Well, Archaeological site of Karnasuvarna
Karnasuvarna, Rajbari Danga