The Isaaq clan expanded into traditional Dhulbahanteterritory to the east. This expansion was led primarily by the Habr Je’lo subclan. The clan boundary between the Habr Je'lo and the Dhulbahante during the 19th century was traditionally in Laba Garday, a pass in the Buurdhaabmountain chain situated between War Idaad and Wadamago. The Dhulbahante had previously inhabited just east of Burao. The Habr Je'lo took advantage of the Dhulbahante's weakness after the defeat of the Dervish movement to conquer much of their important wells and grazing grounds. The Habr Je'lo subsequently expanded into and beyond the Saraar plain and the Ain Valley, pushing the Dhulbahante southwards towards the Haud: