Archive · 24 Aug 2026
Manipur Suspect Arrested in 2021 Assam Rifles Ambush Case
Security forces arrested a 28-year-old man in Manipur.
His name is Thiyam Boycha Singh, and he is also called Balin.
Officials say he belonged to a banned insurgent group and used the title of captain.
They accuse him of taking part in an ambush in 2021.
The attack targeted a convoy carrying Assam Rifles personnel.
Colonel Viplav Tripathi, his wife, their young son and four personnel were killed.
The National Investigation Agency had been looking for Singh in connection with the case.
Investigators are questioning him to learn more about the attack and other suspects.
Security forces arrested 28-year-old Thiyam Boycha Singh in Lilong Ushoipokpi, Thoubal district, after receiving intelligence inputs.
Authorities allege Singh, also known as Balin, was a self-styled captain of the proscribed Peoples’ Liberation Army.
Investigators allege he was part of the team that ambushed a 46 Assam Rifles convoy on November 13, 2021.
The attack near Sehken village in Behiang, Churachandpur district, killed Colonel Viplav Tripathi, his wife, their young son and four personnel.
The National Investigation Agency had listed Singh as Accused No. 3 and announced a Rs 4 lakh reward for information leading to his arrest.
- Who
- Security forces arrested 28-year-old Thiyam Boycha Singh, also known as Balin, whom authorities identify as an alleged Peoples’ Liberation Army member.
- What
- He was arrested over his alleged involvement in the November 2021 ambush of a 46 Assam Rifles convoy.
- When
- The arrest took place on Saturday; the ambush occurred on November 13, 2021.
- Where
- Singh was arrested in Lilong Ushoipokpi, Thoubal district, Manipur. The ambush occurred near Sehken village in Behiang, Churachandpur district.
- Why
- Authorities allege Singh was part of the team that carried out the ambush.
- Suspect
- Thiyam Boycha Singh, alias Balin, aged 28.
- Arrest location
- Lilong Ushoipokpi, Thoubal district, Manipur.
- Arresting forces
- A joint team of Thoubal CDO and 11 Assam Rifles.
- Alleged affiliation
- Authorities identify Singh as a self-styled captain of the proscribed Peoples’ Liberation Army.
- Ambush date
- November 13, 2021.
- Casualties
- Colonel Viplav Tripathi, his wife Anuja, their son Abeer and four Assam Rifles personnel were killed.
- Investigation status
- The National Investigation Agency listed Singh as Accused No. 3 and had announced a Rs 4 lakh reward for information leading to his arrest.
