Greece (Ελλάδα, Hellada or Hellas), officially the Hellenic Republic (Ελληνική Δημοκρατία, Elliniki Dimokratia) is a Parliamentary Republic

The President, elected by Parliament every five years, is Head of State. The Prime Minister is Head of Government

General elections are normally held every four years unless the Parliament is dissolved earlier. The electorate consists of all Greek citizens who are 18 years of age. Each new Government, after a general election or after the previous government’s resignation, has to appear before Parliament and request a vote of confidence.