Four soldiers were killed in a firing incident at the Bathinda military station in Punjab early on Wednesday. Following are the major attacks on Indian military bases in the last few years:
Militants attack an Indian army post in Rajouri in the disputed Kashmir region, killing three soldiers, while two attackers died in the shootout.
A suicide bomber rammed a car into a bus carrying Indian paramilitary police, killing 44 of them in the deadliest attack in decades on security forces in the disputed region.
Militants attacked an army base at Nagrota near Jammu city, killing seven security personnel and taking hostages in the military base.
Four gunmen burst into a brigade headquarters in the town of Uri in the disputed Himalayan region, killing 18 Indian soldiers.
Indian security forces killed six militants who launched an assault on a military air base in Pathankot in Punjab that killed seven security personnel and injured 22.