is also believed that they carry out most of their operations from the Kingdom of Bhutan. Because of ULFA's increased visibility, the Indian government outlawed the group in 1986 and declared Assam a troubled area. Under pressure from New Delhi, Bhutan carried a massive operation to drive out the ULFA militants from its territory. Backed by the Indian Army, Thimphu was successful in killing more than a thousand terrorists and extraditing many more to India while sustaining only 120 casualties. The Indian military undertook several successful operations aimed at countering future ULFA terrorist attacks, but the ULFA continues to be active in the region. In 2004, the ULFA targeted a public school in Assam, killing 19 children and 5 adults. Assam remains the only state in the northeast where terrorism is still a major issue. On 18 September 2005, a soldier was killed in Jiribam, Manipur, near the Manipur-Assam border, by members of the ULFA. On 14 March 2011, Bodo militants of the Ranjan Daimary-led faction ambushed patrolling troop of BSF when on way from Bangladoba in Chirang district of Assam to Ultapani in Kokrajhar killing 8 jawans. On 5 August 2016, a terrorist attack was reported in the market area Balajan Tinali of the city of Kokrajhar that resulted in deaths of 14 civilians and injuries to 15 others. Three terrorists, suspected to be Bodo militants, were reported to have attacked using AK-47 and used a grenade. OP Singh. Director General of Police said in a press conference the terrorist from the Hizbul Mujahideen group arrested in the city of Kanpur was Qamar-uz-Zama.he is 37 years old and is a resident of Assam. Brahmaputra Express Train bombing The Brahmaputra Express Train bombing was a terrorist attack on a train travelling in Western Assam in Eastern India on 30 December 1996. Most of the passengers were believed to be vacationers heading for Delhi to celebrate the New Year. The train was carrying an estimated 1,200 passengers. Police in Kokrajhar said a bomb planted on the rails went off shortly after the New Delhi-bound Brahmaputra Express left Kokrajhar in the jungle terrain of Assam state. "The blast took place at 7:15 p.m., a few minutes after the train left the Kokrajhar station for New Delhi," police said. The train's engine and its first coach car were derailed by the blast, and the next three rail cars were severely damaged, an official