 In March 1989, the mujahideen groups Hezb-e Islami Gulbuddin and Ittehad-e Islami in cooperation with the Pakistani Inter-Services Intelligence (ISI) attacked Jalalabad but they were defeated by June.In March 1991, a mujahideen coalition quickly conquered the city of Khost.In March 1992, having lost the last remnants of Soviet support, President Mohammad Najibullah agreed to step aside and make way for a mujahideen coalition government.