 The mujahideen rebels managed to strike at the city a few times—on October 9, 1987, a car bomb planted by a mujahideen group killed 27 people, and on April 27, 1988 in celebrations of the 10th anniversary of the Saur Revolution, a truck bomb killed six people.After the fall of Mohammad Najibullah's government in April 1992, different mujahideen factions entered the city and formed a government under the Peshawar Accords, but Gulbuddin Hekmatyar's party refused to sign the accords and started shelling the city for power, which soon escalated into a full-scale conflict.This marked the start of a dark period of the city