This list details Spain's involvement in wars and armed conflicts, including those fought by its predecessor states or within its territory.
Location: Iberian Peninsula Ausetani Sedetani Celtiberians Roman mutineers
3° Phase: Alfonso VII and Ramiro II consolidates an alliance in the Treaty of Alagon (during the short time that all iberian kingdoms were vassals of Castile, Alfonso VII declared himself Imperator totius Hispaniae).
4° phase: Aragonese nobility rejects alliance with Castille, so pacts an alliance with Catalan County of Barcelona on the Capitulations of Barbastre, donating Ramiro II his realm to Ramon Berenguer IV of Barcelona.
6° phase: The Aragonese–Navarrese conflicts continues until 1146 with the Truce of San Esteban de Gormaz, in which Castile quits of the war.
Moldavia Transylvania Wallachia Tsardom of Russia Cossack Hetmanate (Muscovite and Polish vassals)
Azawad Location: Central Africa MINUSCA (since 2014) Rwanda (since 2020)[178] Russia (since 2018)[178] Wagner Group[179] Black Russians[181] Formerly: France (2013–2021)[183]
Lord's Resistance Army Azande Ani Kpi Gbe (since March 2023)[184] Defunct groups: Location: Muslim world (Middle East and North Africa, Caucasus and Southeast Asia) (2017–2018) Location: Catalonia