国家元首是国家对内对外关系方面的最高代表，他发布所有最重要的文件，签订和批准国际条约，接见和派出大使等。国家元首通常还是国家武装力量的最高统帅。国家元首的权力和性质取决于国家政治制度、历史传统等因素。政体是国家政权构成的形式，它是为国体服务的。现代资本主 The head of state is the supreme representative of the country in terms of internal and external relations. He publishes all the most important documents, signs and ratifies international treaties, meets with ambassadors, and so on. The head of state is usually still the supreme commander of the state armed forces. The power and nature of heads of state depend on such factors as the country’s political system and historical traditions. Polity is a form of state power that serves the State. Modern capitalist