All Countries Listed by Form of Government
Countries Ruled by A Parliamentary System Countries Ruled by a Presidential System Countries Ruled by a Republic Countries Ruled by Monarchies Countries Ruled by A Democracy Countries Ruled by A Constitutional Republic Countries Ruled by Constitutional Monarchy Countries Ruled by Representative Democracy Countries Ruled by Government in Exile Countries Ruled by A Single-Party State Countries Ruled by Semi-presidential System Countries Ruled by A Federal Republic Countries Ruled by A Parliamentary Republic