Post-Napoleonic Revolutionary Wars, Wars of German Unification, Wars of Italian Unification, The Decline of the Ottoman Empire, World Wars and Related Conflicts, Central Asian Wars, South Asian Wars, Anglo-Burmese Wars, East Asian Wars, Middle Eastern Wars, West African Colonial Wars, Southern African Colonial Wars, Struggle for the Horn of Africa, Somalian Wars, Maghreb Wars, Post-Independence African Wars, South American Wars, North and Central American Wars, Appendices: A-World War I: Entry into hostilities and declarations of war B-World War II: Entry into hostilities and declarations of war C-Post-World War II Peace Treaties D-United Nations Peace-Keeping Operations E-Major Arms Control Agreements Chronological List of Wars