 Complete the following phrase:  At the eve of Bangladesh Liberation War, Noor left Dhaka and came back to Nilphamari District when he received an order from his political party on 8 March 1971. There he helped the then East Pakistan Rifles now Border Guards Bangladesh. He crossed the border during the War of Liberation on 8 April. Noor was a freedom fighter under the Sector-6 and helped to organise the war and took training. He also helped to recruit freedom fighters during the nine-month war period. But following the liberation of Bangladesh he grew more distant with active politics. However, later Noor became active in the 