Bagber massacre
2000 CE.
Shown on the map at 23.919°, 91.643°.
The Bagber massacre was a massacre of unarmed Bengali Hindu on 20 May 2000 by NLFT (National Liberation Front of Tripura) militants. 25 Bengali Hindus were killed as they were fleeing the Bagber refugee camp.
Text from the Wikipedia article Bagber massacre, licensed CC BY-SA 4.0.