Historically, the sugar and vegetable oil industries were flourishing sectors of Bihar.
All of these theatre forms originate in the anga or ang area of Bihar.
British Dictionary definitions for Bihar
a state of NE India: consists of part of the Ganges plain; important for rice: lost the S to the new state of Jharkhand in 2000. Capital: Patna. Pop: 82 878 796 (2001). Area: 99 225 sq km (38 301 sq miles)