First War

• Black Messiah (band)
• Egyptian–Ottoman War (1831–1833)
• First Anglo-Afghan War
• First Anglo-Burmese War
• First Anglo-Dutch War
• First Anglo-Maratha War
• First Anglo-Mysore War
• First Anglo-Sikh war
• First Balkan War
• First Barbary War
• First Barons' War
• First Boer War
• First Carlist War
• First Celtiberian War
• First Chechen War
• First Civil War (disambiguation)
• First Congo War
• First Franco-Dahomean War
• First Indochina War
• First Italian War of Independence
• First Italo-Ethiopian War
• First Jewish–Roman War
• First Macedonian War
• First Margrave War
• First Maroon War
• First Matabele War
• First Messenian War
• First Mithridatic War
• First Opium War
• First Peloponnesian War
• First Punic War
• First Sacred War
• First Schleswig War
• First Servile War
• First Sino-Japanese War
• First Taranaki War
• First War against Napoleon
• First War of Kappel
• First War of Scottish Independence
• First Zhili–Fengtian War
• First conflict in the Goryeo–Khitan War
• Northern Wars
• Perso-Turkic war of 588–589
• Prehistoric warfare
• Syrian Wars
• Trajan's First Dacian War
• World War I