India’s missile and bomb strikes on targets in Pakistan and Pakistani-controlled Kashmir have spiked tensions between the two nuclear-armed neighbors, with Pakistan’s leader calling the attacks an act of war.

A dogfight between Chinese-made Pakistani jets and French-made Indian Rafale fighters will be closely scrutinized by militaries seeking insights that could offer an edge in future conflicts.

Pakistan says it shot down five Indian fighter jets, which it identified as French- and Russian-origin fighter aircraft.