India, June 22 -- The region of Bengal is immersed in rich history and its contribution to various aspects of national importance is second to none. The name is derived from the ancient kingdom of Vanga or Banga, with the earliest evidence of settlement in the region provided by prehistoric stone tools discovered in areas of Midnapore, Bankura and Burdwan. Aryan influence in ancient India came to be felt in the north-western parts in the middle of the second millennium BC, and it took a long time for the Aryans to reach the eastern limits of the subcontinent. Thus, the people of Bengal felt the tide of Aryanisation quite late, and it was around the 5th century BC, that it pushed into Bengal from the west, and it took many centuries to Ary...