India and Pakistan engaged in the most intense fighting in decades with four days of escalating conflict that included fighter jets, missiles and drones packed with explosives. It ended almost as abruptly as it began.

India’s missile and bomb strikes on targets in Pakistan and Pakistani-controlled Kashmir have prompted multiple attacks in retaliation between the nuclear-armed neighbors to the point that some are now calling it a de facto war.

India and Pakistan abruptly ended four days of their fiercest fighting in decades, featuring airstrikes, missiles, and drones, after last-minute diplomacy led to a ceasefire. The breakthrough began Saturday with a hotline call from a top Pakistani officer to his Indian counterpart.