 The President of the Republic ( Croatian : <unk> / <unk> <unk> ) is the head of state and the commander in chief of the Croatian armed forces and is directly elected to serve a five @-@ year term . The government ( Croatian : <unk> ) , the main executive power of Croatia , is headed by the prime minister , who has four deputy prime ministers , three of whom also serve as government ministers . Seventeen ministers are in charge of particular activities . The executive branch is responsible for proposing legislation and a budget , executing the laws , and guiding the foreign and internal policies . The parliament is a unicameral legislative body . The number of Sabor representatives ranges from 100 to 160 ; they are elected by popular vote to serve four @-@ year terms . The powers of the legislature include enactment and amendment of the constitution and laws ; adoption of the government budget , declarations of war and peace , defining national boundaries , calling referenda and elections , appointments and relief of officers , supervising the Government of Croatia and other holders of public powers responsible to the Sabor , and granting of <unk> . The Croatian constitution and legislation provides for regular presidential and parliamentary elections , and the election of county prefects and assemblies , and city and municipal mayors and councils . 
