Armenian Question League of Prizren (1878) Battles for Plav and Gusinje (1879–1880) Pact of Halepa (1878) Dual Alliance (1879) 'Urabi revolt (1879–1882) Brsjak revolt (1880–1881) French conquest of Tunisia (1881) Austro–Serbian Alliance of 1881 Convention of Constantinople (1881) Herzegovina Uprising (1882) British Occupation of Egypt (1882) Austro-Hungarian–German–Romanian alliance (1883) Timok Rebellion (1883) Bulgarian Crisis (1885–88)