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There are just a couple of formable empires in Crusader Kings II (CK2) and there are many weird requirements and IDs for all of them. If you want to either see what empires you can find or how many kingdoms they incorporate, this is the right place. We have decided to make a full list of all the empires in CK2, their de jure kingdoms, and their respective IDs.
All Formable and De Jure Empires in CK2
There are 42 formable empires in CK2 by the players and AI. Some of them have peculiar requirements that they need before someone can make them, so make sure to look at them as well.
Here is the list of all the empires in CK2, in alphabetical order:
| Empire | De Jure Kingdoms | Requirements | ID | Alternate names |
|---|---|---|---|---|
| Abyssinia | Abyssinia, Nubia | King of Egypt, Nubia and Abyssinia | e_abyssinia | |
| Arabian Empire | Arabia, Jerusalem, Egypt, Syria, Yemen (& Israel) 769 only: Maghreb, Africa | e_arabia | ||
| Aztec Empire | N/A | Impossible to create. Always exists once activated. If the Sunset Invasion DLC is active, it can show up somewhere on the Atlantic Coast between 1250 and 1350. | e_mexikha | |
| Bengal Empire | Bengal, Bihar, Gondwana, Kamarupa, Orissa | Empire of India does not exist. | e_bengal | |
| Britannia | England, Ireland, Scotland, Wales | e_britannia | Prydain, Alba | |
| Bulgaria | 936: Bulgaria, Wallachia All other starts: None | e_bulgaria | ||
| Byzantine Empire | Anatolia, Armenia, Bulgaria, Epirus, Georgia, Greece, Serbia, Sicily, Thrace, Trebizond (& Amalfi, Cyprus, Saruhan, Trinacria, Tekke, Ottoman Turks, Rum, Mentese, Karaman, Germiyan, Eretnid, Aydin, Candar) | Roman Empire does not exist. Latin empire does not exist. Must be Orthodox or Hellenic/Hellenic Reformed. | e_byzantium | |
| Carpathia | Hungary, Wallachia, Croatia | e_carpathia | ||
| Chagatai | N/A | Impossible to make. Exists if you start after 1227. | e_chagatai | |
| Cordoba | N/A | Impossible to form. Only exists in the 936 start date. | e_cordoba | |
| Deccan Empire | Andhra, Karnata, Lanka, Maharastra, Tamilakam, Telingana | Empire of India does not exist. | e_deccan | |
| Francia | All starts: Aquitaine, France, Brittany, Burgundy Additionally in 769: Frisia, Lotharingia | One kingdom title other than Aquitaine, France, Brittany, or Burgundy | e_france | Gallia |
| Germania | 769: Bavaria, Carinthia, Germany, Saxony (& The Hansa) All other starts: None | Only active for 769 start date. Not active for any other start date. | e_germany | |
| Golden Horde | N/A | Impossible to create. Always exists once activated. Exists if you start after 1227. | e_golden_horde | |
| Hispania | All starts: Andalusia, Navarra 769 and 867: Asturias from 769 to 1147: Badajoz from 769 to 1212: Galicia, Valencia from 1066: Aragon, Castille, León from 1109: Portugal | No de jure kingdom is held by an infidel (with Holy Fury) | e_spain | |
| Holy Roman Empire | 769: None All other starts: Bavaria, Carinthia, Frisia, Germany, Lotharingia (& The Hansa) From 1066: Bohemia | Can only be created by special decisions. 867 and beyond: requires Catholic or Fraticelli religion, German or Dutch culture, neither the HRE nor the empire of Francia exist, the ruler be adult, not a prisoner, not Incapable, 1000 Prestige, 180 Realm Size, Kingdom of Germany and one other Kingdom title, and 2 years of wealth 769: requires Catholic or Fraticelli religion, not holding the Byzantine Empire, the ruler be adult, not a prisoner, not Incapable, 1000 Prestige, 220 Realm Size, holding the Kingdom of Italy or Empire of Italia, a Kingdom or Empire title within Francia, Germania, Britannia, or Hispania, no Christian holder of Francia, Germania, Britannia, or Hispania other than the ruler, 100 opinion with your religious head, and 2 years of wealth. It will inherit the coat of arms of the ruler’s previous primary title if it is an empire. | e_hre | |
| Ilkhanate | N/A | Impossible to create. Always exists once activated. Exists if you start after 1227. | e_il-khanate | |
| India | N/A (Inherits everything in India region when formed) | Activated and created by the “Become Samrat Chakravartin” decision. Rajastan, Bengal Empire, and Deccan Empire either do not exist or are held by you. Completely control the India region. 500 gold, 1000 prestige. | e_india | |
| Italia | Italy, Romagna (Papal States in its place in most bookmarks), Sardinia and Corsica, Venice (& Genoa, Pisa, Naples). | King of Sicily. (This requirement changes based on de jure drift. You must own all of the following kingdoms if not titular and not de jure Italia: Kingdoms of Sicily, Naples, Trinacria, Italy, Sardinia-Corsica, Romagna, Venice.) | e_italy | |
| Kanem-Bornu | Hausaland, Kanem | e_kanem | ||
| Latin Empire | N/A | Catholic religion or Catholic heresy. Neither Byzantine Empire nor Roman Empire exists. Control Kaliopolis and Thrake. | e_latin_empire | |
| Maghreb | 769: none (titular) All other starts: Africa, Maghreb | e_maghreb | ||
| Mali | Ghana, Mali, Songhay | e_mali | ||
| Mongol Empire | N/A | Activated and created by the “Become Genghis Khan” decision. Must be a nomadic Mongol with 1500 prestige and control of 35 counties. Always exists once activated. Exists if you start between year 1206 and 1227. Almost certainly arrives in Mongolia between 1210 and 1218, if it doesn’t already exist. | e_mongol_empire | |
| Nicene Empire | N/A | Activated and created if the Fourth Crusade is successful, replacing the Byzantine Empire title. Exists in start dates between 1204 and 1261. | e_nicaea | |
| Outremer | N/A (inherits de jure land of ruler’s kingdoms in Near East region and de jure kingdom of Egypt if Egypt is fully controlled) | Activated and created by the “Form an Empire of the Outremer” decision. Requirements: 5000 prestige, Catholic or Fraticelli, not Byzantine/Roman/Holy Roman emperor, king or emperor title in Near East region, complete control of Near East region, County of Jerusalem in demesne. | e_outremer | |
| Persian Empire | Al-Jazira, Daylam, Iraq, Kabulistan, Khorasan, Persia, Sistan | e_persia | Parthicum | |
| Pontic Steppe | Alania, Crimea, Khazaria | e_pontic_steppe | ||
| Rajasthan | Delhi, Gujarat, Kosala, Malwa, Punjab, Rajputana, Sindh | Empire of India does not exist. | e_rajastan | |
| Roman Empire | N/A (inherits de jure land of player’s main title when formed) | Activated and created by the “Restore Roman Empire” decision. Requires Byzantine Empire, Legacy of Rome DLC, Christian religion, 3000 Prestige, full control of duchies of Latium, Venice, Ferrara, Sicily, Genoa, Capua, Apulia, Thrace, Antioch, Jerusalem, Alexandria, Athens, Tunisia and Croatia. With Holy Fury DLC there is also an option to revive Hellenism under a Greek, Italian or Roman Christian Emperor. | e_roman_empire | |
| Rus | Chernigov, Galicia-Volhynia, Kievan Rus, Novgorod, Vladimir | e_russia | Suomi | |
| Russia | N/A (inherits as de jure kingdoms of Galicia-Volhynia, Kievan Rus, Chernigov, Novgorod, Vladimir, Nenetsia, Perm, Volga Bulgaria, Khazaria, Alania and Crimea when formed) | Activated and created by the “Form the Empire of Russia” decision. | e_russian_empire | |
| Scandinavia | Denmark, Estonia, Finland, Lapland, Norway, Sweden | e_scandinavia | ||
| Seljuk Empire | N/A | Impossible to create. Seljuk can appear between 965 and 1200, and if he is successful forms this empire. | e_seljuk_turks | |
| Slavic Union | N/A (inherits as de jure kingdoms of Bohemia, Poland, Chernigov, Galicia-Volhynia, Kievan Rus, Novgorod, Vladimir and Pomerania if Pomerania is fully controlled) | Activated and created by the “Form the Slavic Union” decision. Requirements: 5000 prestige, king or emperor title, complete control of Bohemia, Poland, Chernigov, Galicia-Volhynia, Kievan Rus, Novgorod, Vladimir, culture must be one of Russian, Polish, Bohemian, Volhynian, Ilmenian, Severian, Pomeranian. | e_lechczechrus | |
| Tartaria | Cumania, Mongolia, Sibir | e_tartaria | ||
| Tibet | Guge, Kashmir, Kham, Nepal, Yarlung, Xia | e_tibet | Bodchenpo, Tufan, Tubo | |
| Timurids | N/A | Impossible to create. Timur can appear between 1350 and 1370, and if he is successful forms this empire. | e_timurids | |
| Turan | Khotan, Oghuz, Transoxiana, Zhetysu | e_turkestan | Turkestan | |
| Volga-Ural | Nenetsia, Perm, Volga Bulgaria | e_idel_ural | ||
| Wendish Empire | All start dates: Lithuania, Poland, Pomerania Additionally at 769 start: Bohemia Additionally at 867 start: Bohemia, Great Moravia | e_wendish_empire | ||
| Western Protectorate | N/A | Always exists as a Chinese tributary. Its Chinese Bureaucracy government type makes it unplayable, unless a Chinese pretender lost their rebellion and invaded the Western Protectorate instead. In games without , it is largely inactive although it still has a court, and only has a physical presence in 769 and from February 1227 onwards. | e_china_west_governor |
And that is all you need to know about the empires and their IDs in CK2. Check out other interesting guides and articles:
CK2 (Crusader Kings II): All Kingdoms – Requirements and IDs | CK2 (Crusader Kings II): Immortality Event ID and Guide | CK2 (Crusader Kings II): All Provinces and IDs
