On February 14, 2019, Valentine’s Day, a vehicle-borne suicide bomber hit a 78 vehicle, 2500 personnel convoy of the Indian Central Reserve Police Force, travelling on NH44 at Lethipora in the Pulwama District of Indian Administered Kashmir.
The attack killed 40 personnel and injured several others.
The Indian Air Force responded on February 26, 2019, by crossing the de-facto India-Pakistan border, and dropping bombs in the vicinity of Balakot, a town in the Mansehra District of Khyber-Pakhtunkhwa, in Pakistan.
Heavy skirmishes followed on February 26 and 27, 2019, between Pakistani and Indian forces along the Line of Control.
On February 27, 2019, The Pakistan Civil Aviation Authority closed the Pakistani Airspace to all commercial flights, via a NOTAM (Notice to Airmen). The airspace was partially open on March 4, 2019, with several exceptions.