The Black Mountain Expedition, Prisoners "Hassanzai Tribesmen, in the Fort of Oghi, Hazara, 1890's (c). The Hazara Expedition of 1888, also known as the Black Mountain Expedition or the First Hazara Expedition, was a military campaign by the British against the tribes of Kala Dhaka in the Hazara region of what is now Pakistan. On 18 June 1888, two British officers and four Gurkha soldiers were killed in an altercation between British reconnaissance patrols and antagonistic tribes. As a response, the Hazara Field Force was assembled and began its march on 4 October 1888, after an ultimatum had not been satisfied by the tribes by October 2, 1888. The first phase of the campaign ended with the Hassanzai and Akazai tribes requesting an armistice on October 19, 1888. The second phase of the campaign targeted the tribes that lived north of Black Mountain such as the Allaiwals. The campaign ended when the Allaiwal village of Pokal was occupied and destroyed by the British on November...