| Era as a sovereign state | Country | Initial Type of State |
| Ancient World | |
| Ancient World | |
| Ancient World | |
| Ancient World | |
| Ancient World | |
| Ancient World | |
| Ancient World | |
| Middle Ages | |
| Middle Ages | |
| Middle Ages | |
| Middle Ages | |
| Middle Ages | |
| Middle Ages | |
| Middle Ages | |
| Middle Ages | |
| Middle Ages | |
| | Era as a sovereign state | Country | Initial Type of State |
| Middle Ages | |
| Middle Ages | |
| Middle Ages | |
| Middle Ages | |
| Middle Ages | |
| Middle Ages | |
| Middle Ages | |
| Middle Ages | |
| Middle Ages | |
| Middle Ages - Present | |
| Middle Ages - Present | |
| Middle Ages | |
| Middle Ages - Present | |
| Early Modern Period | |
| Early Modern Period - Present | |
| Modern Period | |
|