The military of Estonia is based upon the Estonian Defence Forces (Estonian: Kaitsevägi), which is the name of the unified armed forces of the republic with Maavägi (Army), Merevägi (Navy), Õhuvägi (Air Force) and a paramilitary national guard organisation Kaitseliit (Defence League). The Estonian National Defence Policy aim is to guarantee the preservation of the independence and sovereignty of the state, the integrity of its land, territorial waters, airspace and its constitutional order. Current strategic goals are to defend the country's interests, develop the armed forces for interoperability with other NATO and EU member forces, and participation in NATO missions.