Before revision: Presidency by country American presidency 150px|Flag of the president of the United States In the United States the presidency is headed by the president, who has many roles, such as: Chief of State: The chief public representative of a country, who may also be the head of government.
After revision: Presidency by country American presidency 150px|Flag of the president of the United States In the United States the presidency is headed by the president, who has many roles, such as: Chief of state: the chief public representative of a country, who may also be the head of government.