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| | Head of State - Wikipedia, the free encyclopedia |
 | | Most presidents in the system are selected by democratic means (popular direct or indirect election, etc), however, like all other systems, the presidential model also encompasses people who become Head of State by other means, notably through military dictatorship or coup d'état, as seen in South American, Middle Eastern, and other presidential regimes. |
 | | Election usually is the constitutional way to choose the Head of State of a republic, and some monarchies, either: |
 | | Oldest Head of State elected in a popular election: Éamon de Valera, re-elected President of Ireland aged 84 in 1966. |
| en.wikipedia.org /wiki/Head_of_state (7439 words) |
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