Presidential system
| Centralized Control and Presidential System |
|---|
| Afghanistan |
| Angola |
| Benin |
| Cyprus |
| Comoros Islands |
| Congo |
| North Korea |
| South Korea |
| Costa Rica |
| Ivory Coast |
| Eritrea |
| Ghana |
| Guinea |
| Equatorial Guinea |
| Iran |
| Maldives Islands |
| Mozambique |
| Myanmar |
| Namibia |
| Uganda |
| Uzbekistan |
| Philippines |
| Seychelles |
| Sierra Leone |
| Sudan |
| Syria |
| Tadjikistan |
| Turkmenistan |
| Turkey |
| Yemen |
| Zimbabwe |
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