Second Spanish Civil War

El Alianza

 * Al-Andalus (Sultanate of Al-Andalus)
 * Austria-Hungary (Austro-Hungarian Empire)
 * Belgium (Kingdom of Belgium)
 * East Spain (Kingdom of Spain)
 * Alfonsists
 * Carlists
 * CEDA (Spanish Confederation of Autonomous Right-Wing Groups)
 * Falange (Falange Española Tradicionalista y de las Juntas de Ofensiva Nacional Sindicalista)
 * Foreign Volunteers of the Kingdom of Spain
 * Regionalist League
 * Finland (Republic of Finland)
 * Fire Nation (Fire Nation Empire)
 * French Monarchists
 * Ireland (Republic of Ireland)
 * Jerusalem (Kingdom of Jerusalem)
 * Mamporia (Kingdom of Mamporia)
 * Norway (Kingdom of Norway)
 * Ottomania (Ottoman Empire)
 * Papalia (United Papal States)
 * Portugal (Republic of Portugal)
 * Reichland (Fifth Reich)
 * Romjania (Republic of Romania)
 * Iron Guard
 * Rome (Roman Empire)
 * Selected Survivor Groups
 * South Italy (Kingdom of Italy)
 * UK Military Traitors
 * United States (United States of America)
 * Venice (Most Serene Republic of Venice)

Le Coalition

 * Andalusia (Andalusian Republic)
 * Andorra (Principality of Andorra)
 * Animal Farm (Republic of Animal Farm)
 * Aragon (Kingdom of Aragon)
 * Arencia (Democratic People's Republic of Arencia)
 * Basque Country (Republic of the Basque Country)
 * Bikini Bottom (Republic of Bikini Bottom)
 * Canada (Commonwealth of Canada)
 * Catalonia (Republic of Catalonia)
 * France (French Republic)
 * Galicia (Kingdom of Galicia)
 * Japan (United Prefectures of Japan)
 * Masorpia (Socialist Republic of Masporia)
 * Mexico (United Mexican States)
 * Octistan (Republic of OCtistan)
 * Panem (Republic of Panem)
 * Philippines (Republic of the Philippines)
 * Selected Survivor Groups
 * Soviet Union (Union of Soviet Socialist Republics)
 * Terrerium (Terrained Republic of Terrerium)
 * Turkey (Republic of Turkey)
 * United Kingdom (United Kingdom of Great Britain & Northern Ireland)
 * US Military Traitors
 * West Spain (Third Spanish Republic)
 * CNT (Confederación Nacional del Trabajo)
 * EC (Estat Català)
 * EG (Euzko Gudarostea)
 * ERC (Republican Left of Catalonia)
 * FAI (Federación Anarquista Ibérica)
 * Foreign Volunteers of the Third Spanish Republic
 * Generalitat of Catalonia
 * Popular Front
 * PG (Partido Galeguista)
 * Spanish Resistance
 * UGT (Unión General de Trabajadores)