Suspected United Liberation Front of Asom militants shot dead two persons including a school teacher in two separate incidents in Kakopathar area in Upper Assam's Tinsukia district on Thursday night.
Both incidents took place close to inter-state boundary between Assam and Arunachal Pradesh
Police informed that a group of suspected ULFA militants had first shot dead a school teacher Pradip Hazarika in Sarumesagaon before killing one more person identified as Bhoren Moran in Mormethai village in the same area.
The police and the army launched a combing operation in the area after the incidents.
In two more incidents of violence on Thursday night, the anti-talks faction of Dima Halam Daogah (Jewel Garlosa) or Black Widow attacked two camps of the rival Dima Halam Daogah faction led by Dilip Nunisa in North Cachar Hill district of Assam.
Police informed that the Black Widow militants hurled grenades at the truce-time designated camp of the rival group at Kalasan under Maibong Police station of the hill district.
The inmates of the DHD camps also retaliated by opening fire.
The Black Widow militants also opened fire at another newly set up camp of the rival faction near Haflong town in the hill distric.
The Black Widow is opposed to the ongoing peace talks between the government of India and the parent DHD faction led by Dilip Nunisa.