MANGALDAI, April 9: “The BTC is within the state of Assam, an integral part of Assam and will always remain within Assam. The overall development of the State will be complete only if the pace of the development activities in the four districts of the BTAD, Karbi Anglong and Dima Hasao districts can be expedited along with other districts of Assam,” said BTC chief and the president of BPF, Hagrama Mohilary while addressing a largely attended meeting of party workers at Khairabari in Udalguri district on Monday.