Jalalabad, Nangarhar Jalalabad, capital of Nangarhar province with a population of 60, 000 in eastern Afghanistan, near the Khyber Pass. The city dominates the entrances to the Laghman and Kunar valleys and is a leading trading center with India and Pakistan. Oranges, rice, and sugarcane grow in the fertile surrounding area, and the city has cane-processing and sugar-refining as well as ...