The Prime Minister of Greece is the head of government and is responsible for running the country. This position is part of the Hellenic Parliament, and the Prime Minister is usually the leader of the political party that has the most seats. The Prime Minister oversees the executive branch and implements laws and policies. The Prime Minister is appointed by the President of Greece and must maintain the confidence of the parliament to stay in office. Key responsibilities include managing the economy, foreign relations, and public services, as well as representing Greece in international matters.