Hearts of Iron 4 Formable Nations (updated)

Name every formable nation in Hearts of Iron 4 as of version 1.17.
Countries that are in parentheses are part of the formation, but cannot form the country themselves
Satellites that can be formed by monarchist Germany, Chile, and Hungary ARE included
All names for the Swiss Protectorates will be accepted
Please comment if I miss anything, there are alot
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Ping693
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Last updated: April 27, 2026
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First submittedJanuary 5, 2026
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Formable as
Answer
Africa
Belgian Congo, Ethiopia
African Union
Ethiopia
Aksumite Empire
Ethiopia
Anarcho-Communist Union of Africa
Belgian Congo
Congo-Kisangani
Belgian Congo, Rwanda, Burundi, Kenya, Tanzania, Uganda
East Africa
Ethiopia
Empire of Solomon
Ethiopia
Empire of Zion
Ethiopia
Gojjam
Ethiopia
Greater Ethiopian Union
Ethiopia
Greater Gojjami Union
Ethiopia
Greater Jimman Union
Ethiopia, Ethiopian States, Djibouti, Eritrea, Somalia
Horn Of Africa
Ethiopia
Jimma
Belgian Congo
Kingdom of Bakuba
Belgian Congo
Kingdom of Burundi
Belgian Congo
Kingdom of Kongo
Belgian Congo
Kingdom of Loango
Belgian Congo
Kingdom of Mittelafrika
Belgian Congo
Kingdom of Rwanda
Algeria, Tunisia, Libya, Morocco, Rif, Western Sahara, Mauritania
Maghreb
South Africa, Botswana, Zimbabwe, Mozambique, Barotseland, Zambia
Mutapa
Belgian Congo, Katanga, Congo-Brazzaville, Rwanda, Burundi, Angola, Gabon, Equatorial Guinea, Cameroon, Chad, Central African Republic
United States of Latin Africa
Asia
Afghanistan
Afghan-Pakistan Confederacy
British Raj
Akhand Bharat
Iraq, Saudi Arabia, Yemen, Oman, Egypt, Libya, Jordan, Palestine, Lebanon, Syria, Kuwait, Trucial States, Qatar, Tunisia, Algeria, Morocco, Western Sahara, Mauritania, Sudan, Bahrain, South Arabia, Imamate of Oman
Arabia
Philippines
ASEAN
Philippines
Austronesia
Manchukuo
Beiyang Clique
Chinese Warlord States
CC Clique
Manchukuo
Chinese Empire
Communist China
Chinese Republic
Ma Warlord States
Chinese Sultanate
British Raj
East India Company
Afghanistan
Emirate of Afghanistan
Chinese Warlord States
Empire of China
Japan
Empire of Great Japan
Manchukuo
Empire of Great Manchuria
Philippines
Federation of Malayan Peoples
Ma Warlord States
Great Ma
Kumul Khanate
Great Yuan
Japan
Greater East Asian Federation
Dutch East Indies, British Malaya, Timor-Leste, Singapore, West Papua, Sarawak, Sabah, Brunei
Greater Indonesian Confederacy
Iran
Greater Iran
Iraq
Greater Iraq
Iraq
Greater Kurdistan
Mongolia, Buryatia, Mengjiang, Kumul Khanate, Kalmykia
Greater Mongolia
Iraq
Hashemite Arab Federation
Iraq
Hashemite Caliphate
Philippines
Hispanic Empire
Afghanistan
Islamic Republic of Afghanistan
Iran
Islamic Republic of Iran
Japan
Jobukkokudo
Kurdistan, Syria, Palestine, Egypt, Kuwait, Lebanon, Iraq
Mesopotamia
British Raj
Mughal Empire
Assyria
Neo-Assyrian Empire
Turkey
Ottoman Empire
Japan
Pacific Union of Soviet Socialist Republics
Afghanistan
Pashtunistan
Afghanistan
Pashtunistan Ascendancy
Communist China, Manchukuo
People's Republic of China
Iran
Persian Empire
Thailand
Rattanakosin Kingdom
Philippines
Reino de Filipinas
Manchukuo
Republic of China
Afghanistan
Second Afghan Empire
Philippines
Second Philippine Republic
Sakha, Far Eastern Republic, Chukotka, Vladivostok, Buryatia, Taymyria, Altai, Yamalian Republic, Ostyak-Vogul, Tannu Tuva, Khakassia, Evenkia
Siberia
Afghanistan
Socialist Republics of Central Asia
British Raj
Sultanate of Al-Hind
Afghanistan, British Raj
Timurid Empire
Turkey
Turan
Tannu Tuva, Kazakhstan, Uzbekistan, Kyrgyzstan, Tajikistan, Turkmenistan, Sinkiang, Bukhara, Khiva, Karakalpakstan, Kumul Khanate
Turkestan
Iraq
United Arab Republic
Iran
Viceroyalty of Iran
Ma Warlord States
Xibei San Ma
Kumul Khanate
Yettishar
Europe
Morocco, Algeria, Tunisia, Western Sahara, Libya, Rif
Al-Andalus
Switzerland
Alpine Confederation
Switzerland
Alpine Protectorate
Switzerland
Alpine Supremacy
Switzerland
Alpine Union
Austria, Germany
Archduchy of Austria
Austria, Hungary, Czechoslovakia, Germany, Croatia, Slovenia, Slovakia, Transylvania, Lombardy-Venetia, Bosnia, Silesia
Austria-Hungary
Austria
Austrian Empire
Estonia, Latvia, Lithuania
Baltic Federation
Denmark
Baltic Sea Dominion
Belgum
Belgica
Netherlands
Benelux Federation
Poland
Bermontian Commonwealth
Italy, (Crimea)
Bosporan Kingdom
Belgium
Burgundy
Greece
Byzantine Empire
Czechoslovakia
Central European Federation
Hungary, (Austria)
Cisleithania
Poland
Commonwealth of Socialist Republics
Finland
Confederation of Finno-Russian Republics
Austria
Danubian State of Austria
Belgium
Dietsland
Estonia
Empire of Finno-Ugra
Estonia, (Belarus)
Estonia-Belarus
Estonia
Estonia-Finland
Sweden
Eternal Nordic Empire
United Kingdom, France, Belgium, Netherlands, Luxembourg, Italy, Germany, Austria, Hungary
European Federation
Hungary, (Romania)
Federal Republic of Szekelyfold
France, United Kingdom
Franco-British Union
Portugal
Fifth Portuguese Empire
Germany, (Belgium)
Grand Duchy of Flanders
Germany
German Socialist Volksunion
German states
Germany (Reunified)
Republican Spain
Global Defense Council
Finland
Grand Finnish Federation
Austria
Greater Austria
Denmark
Greater Denmark
Finland
Greater Finland
Finland
Greater Kingdom of Finland
Germany
Greater German Proletariat State
Germany
Greater German Reich
Hungary
Greater Hungary
Italy
Greater Italy
Lithuania
Greater Lithuania
Hungary, (Spain)
Habsburg Spain
Greece
Hellas
Switzerland
Helvetic Republic
Germany, Austria
Holy Roman Empire
Spain, Portugal
Iberia
Mari El, Chuvashia, Tatarstan, Udmurtia, Bashkortostan
Idel-Ural
United Kingdom
Imperial Federation
Italy
Italian Empire
Austria, Hungary, (Czechoslovakia)
Kingdom of Bohemia-Moravia and Silesia
Czechoslovakia
Kingdom of Bohemia-Slovakia
Austria, Hungary, (Croatia)
Kingdom of Croatia and Slavonia
France
Kingdom of Franco-Spain
Lithuania
Kingdom of Livonia
Austria, Hungary, (Poland)
Kingdom of Poland
Poland, Romania
Kingdom of Poland-Romania
Latvia, (Belarus)
Latvia-Belarus
Austria
Liechtenstein
Lithuania, (Belarus)
Lithuania-Belarus
Greece
Macedonian Empire
Dagestan, Chechen-Ingush Republic, North Ossetia-Alania, Federal Republic of Kabardins and Karachay-Balkars, Abkhazia
Mountainous Republic of the Northern Caucasus
Sweden
Nordic Defense Council
Denmark, Sweden, Norway, Finland, Iceland, Greenland, Sapmi, Karelia, Estonia
Nordic League
Norway
Norgesveldet
Norway
Norske Sovjetrepublikken
Norway, Denmark
North Sea Federation
Norway
Northern Revolutionary Front
Latvia
Ostland
Soviet Union
Pan-Slavic Union
Italy
Papal State
Austria, Hungary, (Albania)
Principality of Albania
Poland, Lithuania
Polish-Lithuanian Commonwealth
Finland
Red Finland
Sweden
Reichsprotekorat Nordland
Switzerland
Republique Helvetique
Italy
Roman Empire
Denmark, Norway, Sweden
Scandinavia
Poland
Slavic Union
Nationalist Spain
Spanish Empire
Austria
Suddeutschland
Sweden
The New Order
Bulgaria
Third Bulgarian Empire
Soviet Union
Third Rome
Georgia, Armenia, Azerbaijan
Transcaucasia
Hungary
Transleithania
Austria
Union of Danubian Socialists
Hungary
Union of Pannonian Socialist Republics
Bulgaria, Hungary
United Balkan Federation
Portugal, Brazil
United Kingdom of Portugal and Brazil
Hungary
United Kingdoms of Hungary and Romania
Hungary
United Kingdoms of Sweden and Hungary
Netherlands, Luxembourg
United Netherlands
Belgium
Vlaanderen
North America
Haiti, Dominican Republic, Puerto Rico, Cuba, Jamaica, Bahamas, Guadeloupe, British Antilles
Antillean Confederation
Chile, (Canada)
Confederated Canadian First Nations
United States
Confederated States of America
United Kingdom, (Canada)
Dominion of North America
Haiti, Dominican Republic
Hispaniola
Chile, (Mexico)
Indigenista Mexico
Chile, (Costa Rica, Colombia, Trinidad and Tobago, Netherlands Antilles, Panama, Venezuela)
Isthmo-Amerindian State
Chile, (Belize)
Itza Nation
Chile, (Mexico, Guatemala)
Maya
Chile, (Honduras, Nicaragua)
Mosquito Kingdom
Chile, (El Salvador)
Nahua Nation
Hungary, (Mexico)
Third Mexican Empire
Chile, (United States, Canada, Soviet Union, Denmark)
United Inuit States
United Kingdom, (United States)
United Kingdom of America
Guatemala, Belize, Honduras, El Salvador, Nicaragua, Costa Rica, Panama
United States of Central America
Chile, (United States)
United States of Native America
South America
Brazil
America do Sul
Chile, (Uruguay)
Charrua Nation
Argentina
Confederacion Sudamerica
Uruguay
Federal League
Argentina
The Fourth Reich
Colombia, Ecuador, Venezuela, Panama, Peru
Gran Colombia
Chile
Grand Federation of Amerindian Peoples
Chile, (Guyana, Suriname, Cayenne)
Grand Kingdom of El Dorado
Chile, (Brazil)
Great Pindorama
Paraguay
Greater Paraguay
Uruguay
Greater Uruguay
Chile, (Paraguay, Argentina, Brazil)
Guarani Nation
Guyana, Suriname, Cayenne
Guianan Federal Republic
Chile
Hispanic Empire
Chile, (Peru, Ecuador, Brazil)
Inca Empire
Chile
Kingdom of Araucania and Patagonia
Chile
Kingdom of Chile
Chile
Mapuche State
Chile, (Bolivia)
Orelia
Peru, Bolivia
Peru-Bolivian Confederation
Bolivia
Plurinational State of Bolivia
Uruguay
Reichsprotektorat Uruguay
Chile
Reino de la Patria Nueva
Uruguay
River Plate Federation
Argentina
Second Argentine Republic
Paraguay
South American Free State
Argentina
South American Socialist Republics
Argentina
Sudamerica Legionaria
Brazil
Third Republic of Brazil
Brazil
United States of Brazil
Chile
Union of Hispanic Peoples
Brazil
Union of Latin American Socialist Republics
Brazil
United States of South America
Oceania
New Zealand, Hawai'i, Tahiti, Mariana Federation, Micronesia, Samoa, Solomon Islands, Melanesian Federation, Rapa Nui, Palau
Polynesia
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