 The Sabor meets in public sessions in two periods; the first from 15 January to 30 June, and the second from 15 September to 15 December.Extra sessions can be called by the President of the Republic, by the president of the parliament or by the government.The powers of the legislature include enactment and amendment of the constitution, enactment of laws, adoption of the state budget, declarations of war and peace, alteration of the country's boundaries, calling and conducting referenda and elections, appointments and relief of office, supervising the work of the Government of Croatia and other holders of public powers responsible to the Sabor, and granting amnesty.