| Status/Government Style | Sovereign State |
|---|
| Kingdom, Sultanate | |
| Principality, Diarchy | |
| Kingdom | |
| Empire, Realm, Dynasty | |
| Kingdom | |
| Republic | |
| Confederacy, Constitutional Monachy | |
| Empire, Union, Monarchy | |
| Empire, Dual Monarchy | |
| Grand Duchy, Confederation | |
| Sultanate, Kingdom | |
| Kingdom | |
| Kingdom | |
| Kingdom | |
| Empire | |
| Kingdom | |
| Republic | |
| Kingdom | |
| Empire | |
| Empire | |
| Sultanate, Absolute Monarchy | |
| Kingdom | |
| Emirate, Absolute Monarchy | |
| Kingdom | |
| Kingdom | |
| Kingdom | |
| Dominion | |
| Kingdom | |
| Republic | |
| Empire | |
| United States, Federal Republic | |
| Republic | |
| Kingdom | |
| Kingdom | |
| Republic | |
| Republic | |
| Republic | |
| Empire | |
| Confederacy | |
| Kingdom | |
| Empire, later Republic | |
| Imamate, Theocracy | |
| Imamate, Monarchy | |
| Kingdom | |
| Kingdom | |
| Kingdom | |
| Kingdom | |
| | Status/Government Style | Sovereign State |
|---|
| Republic | |
| Kingdom | |
| Emirate, Monarchy | |
| Republic | |
| Kingdom | |
| Grand Duchy, Confederation, Constitutional Monarchy | |
| Republic | |
| Kingdom | |
| Kingdom | |
| Kingdom, Monarchy | |
| Empire | |
| Kingdom | |
| Sultanate, Empire | |
| Kingdom | |
| Kingdom | |
| Kingdom | |
| Kingdom, Monarchy | |
| Kingdom | |
| Kingdom | |
| Kingdom | |
| Khanate, Absolute Monarchy | |
| Khanate | |
| Empire | |
| Kingdom, Vassal Kingdom | |
| Kingdom | |
| Republic | |
| Principality, Constitutional Monarchy | |
| Kingdom | |
| Kingdom | |
| Kingdom, Empire | |
| Kingdom | |
| Grand Duchy, Constitutional Monarchy | |
| Sultanate, Absolute Monarchy | |
| Sultanate | |
| Kingdom | |
| Kingdom | |
| United States, Federal Republic | |
| Principality, Constitutional Monarchy | |
| Principality | |
| Sultanate | |
| Sultanate | |
| Constitutional Monarchy | |
| Kingdom | |
| Kingdom | |
| Republic | |
| Federation | |
| Kingdom | |
| | Status/Government Style | Sovereign State |
|---|
| Proper, Imamate | |
| Republic | |
| Empire, Monarchy, Sublime State | |
| Empire, Sultanate | |
| Empire | |
| Sultanate | |
| Thoecratic Absolute Elective Monarchy | |
| Republic | |
| Sultanate | |
| Empire, Constitutional Monarchy, Sublime State | |
| Republic | |
| Kingdom | |
| Kingdom | |
| Kingdom | |
| Kingdom | |
| Empire | |
| Kingdom | |
| Kingdom | |
| Kingdom | |
| Most Serene Republic | |
| Kingdom, Monarchy | |
| Sultanate | |
| Principality | |
| Kingdom | |
| Chogyalate | |
| Imperial Caliphate, Theological Monarchy | |
| Republic | |
| Kingdom | |
| Sultanate | |
| Kingdom | |
| Confederation | |
| Kingdom, Absolute Monarchy | |
| Kingdom, Micronation | |
| Kingdom | |
| Kingdom | |
| Empire, Caliphate | |
| Kingdom | |
| Union, Federated Republic | |
| Republic (also called Eastern Republic) | |
| United States, Federal Republic | |
| Kingdom | |
| Kingdom | |
| Kingdom | |
| Sultanate | |
| Kingdom, Empire | |
|
