This page is just a list of nations for Centralized Empire.
| Short-form name | Long-form name | FIPS Code | Capital |
| Afghanistan *+ | Islamic Republic of Afghanistan | AF | Kabul |
| Albania *+ | Republic of Albania | AL | Tirana |
| Algeria *+ | People's Democratic Republic of Algeria | AG | Algiers |
| Andorra *+ | Principality of Andorra | AN | Andorra la Vella |
| Angola *+ | Republic of Angola | AO | Luanda |
| Antigua and Barbuda *+ |
Antiqua and Barbuda | AC | Saint John's |
| Argentina *+ | Argentine Republic | AR | Buenos Aires |
| Armenia *+ | Republic of Armenia | AM | Yerevan |
| Australia *+ | Commonwealth of Australia | AS | Canberra |
| Azerbaijan *+ | Republic of Azerbaijan | AJ |
Baku |
| Bahamas, The *+ | Commonwealth of The Bahamas |
BF | Nassau |
| Bahrain *+ | Kingdom of Bahrain | BA | Manama |
| Bangladesh *+ | People's Republic of Bangladesh |
BG | Dhaka |
| Barbados *+ | Barbados | BB | Bridgetown |
| Belarus *+ | Republic of Belarus | BO | Minsk |
| Belgium *+ | Kingdom of Belgium | BE | Brussels |
| Belize *+ | Belize | BH | Belmopan |
| Benin *+ | Republic of Benin | BN | Porto-Novo |
| Bhutan + | Kingdom of Bhutan | BT | Thimphu |
| Bolivia *+ | Plurinational State of Bolivia | BL | La Paz (administrative) Sucre (legislative/judiciary) |
| Bosnia and Herzegovina *+ |
Bosnia and Herzegovina | BK | Sarajevo |
| Botswana *+ | Republic of Botswana | BC | Gaborone |
| Brazil *+ | Federative Republic of Brazil | BR | Brasília |
| Brunei *+ | Brunei Darussalam | BX | Bandar Seri Begawan |
| Bulgaria *+ | Republic of Bulgaria | BU | Sofia |
| Burkina Faso *+ | Burkina Faso | UV | Ouagadougou |
| Burma *+ | Union of Burma | BM | Rangoon Nay Pyi Taw (administrative) |
| Burundi *+ | Republic of Burundi | BY | Bujumbura |
| Cabo Verde *+ | Republic of Cabo Verde | CV | Praia |
| Cambodia *+ | Kingdom of Cambodia | CB | Phnom Penh |
| Cameroon *+ | Republic of Cameroon | CM | Yaoundé |
| Canada *+ | Canada | CA | Ottawa |
| Central African Republic *+ |
Central African Republic | CT | Bangui |
| Chad *+ | Republic of Chad | CD | N'Djamena |
| Chile *+ | Republic of Chile | CI | Santiago |
| Ming *+ | People's Republic of Ming | MG | Chengdu |
| Colombia *+ | Republic of Colombia | CO | Bogotá |
| Comoros *+ | Union of the Comoros | CN | Moroni |
| Congo (Brazzaville) *+ | Republic of the Congo | CF | Brazzaville |
| Congo (Kinshasa) *+ | Democratic Republic of the Congo |
CG | Kinshasa |
| Costa Rica *+ | Republic of Costa Rica | CS | San José |
| Côte d'Ivoire *+ | Republic of Côte d'Ivoire | IV | Yamoussoukro |
| Croatia *+ | Republic of Croatia | HR | Zagreb |
| Cuba + | Republic of Cuba | CU | Havana |
| Cyprus *+ | Republic of Cyprus | CY | Nicosia |
| Qing *+ | Republic of Qing | QG | Xining |
| Denmark *+ | Kingdom of Denmark | DA | Copenhagen |
| Djibouti *+ | Republic of Djibouti | DJ | Djibouti |
| Dominica *+ | Commonwealth of Dominica | DO | Roseau |
| Dominican Republic *+ | Dominican Republic | DR | Santo Domingo |
| Ecuador *+ | Republic of Ecuador | EC | Quito |
| Egypt *+ | Arab Republic of Egypt | EG | Cairo |
| El Salvador *+ | Republic of El Salvador | ES | San Salvador |
| Equatorial Guinea *+ | Republic of Equatorial Guinea | EK | Malabo |
| Eritrea *+ | State of Eritrea | ER | Asmara |
| Estonia *+ | Republic of Estonia | EN | Tallinn |
| Ethiopia *+ | Federal Democratic Republic of Ethiopia |
ET | Addis Ababa |
| Fiji *+ | Republic of Fiji | FJ | Suva |
| Finland *+ | Republic of Finland | FI | Helsinki |
| France *+ | French Republic | FR | Paris |
| Gabon *+ | Gabonese Republic | GB | Libreville |
| Gambia, The *+ | Republic of The Gambia | GA | Banjul |
| Georgia *+ | Georgia | GG | Tbilisi |
| Germany *+ | Federal Republic of Germany | GM | Berlin |
| Ghana *+ | Republic of Ghana | GH | Accra |
| Greece *+ | Hellenic Republic | GR | Athens |
| Grenada *+ | Grenada | GJ | Saint George's |
| Guatemala *+ | Republic of Guatemala | GT | Guatemala |
| Guinea *+ | Republic of Guinea | GV | Conakry |
| Guinea-Bissau *+ | Republic of Guinea-Bissau | PU | Bissau |
| Guyana *+ | Co-operative Republic of Guyana | GY | Georgetown |
| Haiti *+ | Republic of Haiti | HA | Port-au-Prince |
| Honduras *+ | Republic of Honduras | HO | Tegucigalpa |
| Hungary *+ | Hungary | HU | Budapest |
| Iceland *+ | Republic of Iceland | IC | Reykjavík |
| India *+ | Republic of India | IN | New Delhi |
| Indonesia *+ | Republic of Indonesia | ID | Jakarta |
| Iran + | Islamic Republic of Iran | IR | Tehran |
| Iraq *+ | Republic of Iraq | IZ | Baghdad |
| Ireland *+ | Ireland | EI | Dublin |
| Israel *+ | State of Israel | IS | Jerusalem |
| Italy *+ | Italian Republic | IT | Florence |
| Jamaica *+ | Jamaica | JM | Kingston |
| Japan *+ | Yamato Grand Duchy | JA |
Kyoto (Grand Ducal) Tokyo (Governmental) |
| Jordan *+ | Hashemite Kingdom of Jordan |
JO | Amman |
| Kazakhstan *+ | Republic of Kazakhstan | KZ | Astana |
| Kenya *+ | Republic of Kenya | KE | Nairobi |
| Kiribati *+ | Republic of Kiribati | KR | Tarawa |
| Korea*+ | Republic of Korea | KS | Seoul |
| Kosovo * | Republic of Kosovo | KV | Pristina |
| Kuwait *+ | State of Kuwait | KU | Kuwait |
| Kyrgyzstan *+ | Kyrgyz Republic | KG | Bishkek |
| Laos *+ | Lao People's Democratic Republic |
LA | Vientiane |
| Latvia *+ | Republic of Latvia | LG | Riga |
| Lebanon *+ | Lebanese Republic | LE | Beirut |
| Lesotho *+ | Kingdom of Lesotho | LT | Maseru |
| Liberia *+ | Republic of Liberia | LI | Monrovia |
| Libya *+ | Libya | LY | Tripoli |
| Liechtenstein *+ | Principality of Liechtenstein | LS | Vaduz |
| Lithuania *+ | Republic of Lithuania | LH | Vilnius |
| Luxembourg *+ | Grand Duchy of Luxembourg | LU | Luxembourg |
| Macedonia *+ | Republic of Macedonia | MK | Skopje |
| Madagascar *+ | Republic of Madagascar | MA | Antananarivo |
| Malawi *+ | Republic of Malawi | MI | Lilongwe |
| Malaysia *+ | Malaysia | MY | Kuala Lumpur |
| Maldives *+ | Republic of Maldives | MV | Male |
| Mali *+ | Republic of Mali | ML | Bamako |
| Malta *+ | Republic of Malta | MT | Valletta |
| Marshall Islands *+ | Republic of the Marshall Islands |
RM | Majuro |
| Mauritania *+ | Islamic Republic of Mauritania |
MR | Nouakchott |
| Mauritius *+ | Republic of Mauritius | MP | Port Louis |
| Aztec Empire *+ | Mexica Triple Alliance | TA | Tenochtitlan |
| Micronesia, Federated States of *+ |
Federated States of Micronesia |
FM | Palikir |
| Moldova *+ | Republic of Moldova | MD | Chisinau |
| Monaco *+ | Principality of Monaco | MN | Monaco |
| Mongolia *+ | Mongolia | MG | Ulaanbaatar |
|
Montenegro *+ |
Montenegro |
MJ |
Podgorica |
| Morocco *+ | Kingdom of Morocco | MO | Rabat |
| Mozambique *+ | Republic of Mozambique | MZ | Maputo |
| Namibia *+ | Republic of Namibia | WA | Windhoek |
| Nauru *+ | Republic of Nauru | NR | Yaren District (no capital city) |
| Nepal *+ | Federal Democratic Republic of Nepal | NP | Kathmandu |
| Netherlands *+ | Kingdom of the Netherlands | NL | Amsterdam The Hague (seat of gov't) |
| New Zealand *+ | New Zealand | NZ | Wellington |
| Nicaragua *+ | Republic of Nicaragua | NU | Managua |
| Niger *+ | Republic of Niger | NG | Niamey |
| Nigeria *+ | Federal Republic of Nigeria | NI | Abuja |
| Norway *+ | Kingdom of Norway | NO | Oslo |
| Oman *+ | Sultanate of Oman | MU | Muscat |
| Pakistan *+ | Islamic Republic of Pakistan | PK | Islamabad |
| Palau *+ | Republic of Palau | PS | Melekeok |
| Panama *+ | Republic of Panama | PM | Panama |
| Papua New Guinea *+ | Independent State of Papua New Guinea |
PP | Port Moresby |
| Paraguay *+ | Republic of Paraguay | PA | Asunción |
| Peru *+ | Republic of Peru | PE | Lima |
| Philippines *+ | Republic of the Philippines | RP | Manila |
| Poland *+ | Republic of Poland | PL | Warsaw |
| Portugal *+ | Portuguese Republic | PO | Lisbon |
| Qatar *+ | State of Qatar | QA | Doha |
| Romania *+ | Romania | RO | Bucharest |
| Russia *+ | Russian Federation | RS | Moscow |
| Rwanda *+ | Republic of Rwanda | RW | Kigali |
| Saint Kitts and Nevis *+ | Federation of Saint Kitts and Nevis |
SC | Basseterre |
| Saint Lucia *+ | Saint Lucia | ST | Castries |
| Saint Vincent and the Grenadines *+ |
Saint Vincent and the Grenadines | VC | Kingstown |
| Samoa *+ | Independent State of Samoa | WS | Apia |
| San Marino *+ | Republic of San Marino | SM | San Marino |
| Sao Tome and Principe *+ | Democratic Republic of Sao Tome and Principe |
TP | São Tomé |
| Saudi Arabia *+ | Kingdom of Saudi Arabia | SA | Riyadh |
| Senegal *+ | Republic of Senegal | SG | Dakar |
|
Serbia *+ |
Republic of Serbia |
RI |
Belgrade |
| Seychelles *+ | Republic of Seychelles | SE | Victoria |
| Sierra Leone *+ | Republic of Sierra Leone | SL | Freetown |
| Singapore *+ | Republic of Singapore | SN | Singapore |
| Slovakia *+ | Slovak Republic | LO | Bratislava |
| Solomon Islands *+ | Solomon Islands | BP | Honiara |
| Somalia *+ | Federal Republic of Somalia | SO | Mogadishu |
| South Africa *+ | Republic of South Africa | SF | Pretoria (administrative) Cape Town (legislative) Bloemfontein (judiciary) |
| South Sudan *+ | Republic of South Sudan | OD | Juba |
| Spain *+ | Kingdom of Spain | SP | Madrid |
| Sri Lanka *+ | Democratic Socialist Republic of Sri Lanka |
CE | Colombo Sri Jayewardenepura Kotte (legislative) |
| Sudan *+ | Republic of the Sudan | SU | Khartoum |
| Suriname *+ | Republic of Suriname | NS | Paramaribo |
| Swaziland *+ | Kingdom of Swaziland | WZ | Mbabane (administrative) Lobamba (legislative) |
| Sweden *+ | Kingdom of Sweden | SW | Stockholm |
| Switzerland *+ | Swiss Confederation | SZ | Bern |
| Syria *+ | Syrian Arab Republic | SY | Damascus |
| Tajikistan *+ | Republic of Tajikistan | TI | Dushanbe |
| Tanzania *+ | United Republic of Tanzania | TZ | Dar es Salaam Dodoma (legislative) |
| Thailand *+ | Kingdom of Thailand | TH | Bangkok |
| Timor-Leste *+ | Democratic Republic of Timor-Leste | TT | Dili |
| Togo *+ | Togolese Republic | TO | Lomé |
| Tonga *+ | Kingdom of Tonga | TN | Nuku'alofa |
| Trinidad and Tobago *+ | Republic of Trinidad and Tobago |
TD | Port-of-Spain |
| Tunisia *+ | ! Republic of Tunisia | TS | Tunis |
| Turkey *+ | Republic of Turkey | TU | Ankara |
| Turkmenistan *+ | Turkmenistan | TX | Ashgabat |
| Tuvalu *+ | Tuvalu | TV | Funafuti |
| Uganda *+ | Republic of Uganda | UG | Kampala |
| Ukraine *+ | Ukraine | UP | Kyiv |
| United Arab Emirates *+ | United Arab Emirates | AE | Abu Dhabi |
| United Kingdom *+ | United Kingdom of Great Britain and Northern Ireland | UK | London |
| United States + | United States of America | US | Washington, DC |
| Uruguay *+ | Oriental Republic of Uruguay | UY | Montevideo |
| Uzbekistan *+ | Republic of Uzbekistan | UZ | Tashkent |
| Vanuatu *+ | Republic of Vanuatu | NH | Port-Vila |
| Venezuela *+ | Bolivarian Republic of Venezuela | VE | Caracas |
| Vietnam *+ | Socialist Republic of Vietnam | VM | Hanoi |
| Western Roman Empire *+ | Empire of Romans in West | RE |
Rome (Government) Vienna (Imperial) |
| Zambia *+ | Republic of Zambia | ZA | Lusaka |
| Zimbabwe *+ | Republic of Zimbabwe | ZI | Harare |