Imphal: A school building has been set afire by unidentified persons in interior Yairipok area of Manipur's Thoubal district.
Junior High School at Poiroukhongjil in the Yairipok police station area was completely destroyed in the fire late last night, police said.
There was no casualty in the incident.
Expressing surprise at the burning of the school building, which was built only recently, headmaster M Rajendro said there was no monetary demand from any militant group.
Official sources said no individual or group had so far claimed responsibility for the incident.