In Croatia national government is organized on the principle of separation of powers into legislative, executive and judicial branches, but limited by the Constitution guaranteed right to local and regional self-government. The legislative, executive and judicial power are not mutually monitored and do not restrict the activity in order to none of them use the power at the expense of liberty and security of citizens. Legislative authority or legislation is the name of a branch of government whose function is to control the executive and legislation. The Croatian Parliament is a representative body of citizens, the legislative body and the "controller" of the executive. Lawmakers on the basis of universal and equal suffrage by secret ballot for a term of four years. Parliamentary elections are held no later than 60 days after the end of the term or the dissolution of the previous Parliament. Parliament is unicameral parliament, has a president and one or more vice-presidents, and decides on the enactment and amendment of the Constitution, pass laws, the state budget, decides on war and peace, passes acts which express the policy of the Croatian Parliament, passes the Strategy of National Security and Strategy of the Croatian Defence , carried out civil control over the armed forces and security services, decide on the change of state borders, calls referendums, carries out elections, appointments and dismissals, supervises the work of the Government and other public office holders who are accountable to him, grant amnesty for criminal offenses, carry out other tasks stipulated Constitution.