The following is an incomplete list of playable nations in Realpolitik.
Open at Launch, 2/10/19[]
- United States of America
- Canada
- United Mexican States
- Republic of Cuba
- Bolivarian Republic of Venezuela
- Republic of Colombia
- Republic of Peru
- Federative Republic of Brazil
- Argentine Republic
- Republic of South Africa
- Democratic Republic of the Congo
- United Republic of Tanzania
- Republic of Uganda
- Republic of Kenya
- Federal Democratic Republic of Ethiopia
- Republic of the Sudan
- Arab Republic of Egypt
- Federal Republic of Nigeria
- People's Democratic Republic of Algeria
- Kingdom of Morocco
- Kingdom of Spain
- French Republic
- United Kingdom of Great Britain and Northern Ireland
- Republic of Ireland
- Kingdom of Belgium
- Netherlands
- Federal Republic of Germany
- Italian Republic
- Swiss Confederation
- Republic of Austria
- Republic of Poland
- Ukraine
- Kingdom of Sweden
- Republic of Finland
- Russian Federation
- Republic of Turkey
- State of Israel
- Syrian Arab Republic
- Republic of Iraq
- Kingdom of Saudi Arabia
- United Arab Emirates
- Islamic Republic of Iran
- Republic of Kazakhstan
- Republic of Uzbekistan
- Islamic Republic of Afghanistan
- Islamic Republic of Pakistan
- Republic of India
- People's Republic of Bangladesh
- Mongolia
- People's Republic of China
- Democratic People's Republic of Korea
- Republic of Korea
- Japan
- Kingdom of Cambodia
- Republic of Indonesia
- Lao People's Democratic Republic
- Malaysia
- Republic of the Union of Myanmar
- Socialist Republic of Vietnam
- Kingdom of Thailand
- Republic of the Philippines
- Commonwealth of Australia
- New Zealand
- Singapore
Released on Feb 15[]
- Republic of China
- Hellenic Republic
- Republic of Finland
- Portuguese Republic
- Kingdom of Denmark
- Republic of Chile
- Plurinational State of Bolivia
- Lebanese
- State of Libya
- Republic of Zimbabwe
- Federal Democratic Republic of Nepal
- Democratic Socialist Republic of Sri Lanka