the principle of the US Constitution that the political power of the government is divided between the President, Congress and the Supreme Court (美国宪法中行政、立法和司法的)三权分立制度 CultureThe three 'branches' or divisions of government are the executive branch under the president, the legislative branch (Congress) and the judicial branch (the Supreme Court). The arrangement is intended to make sure that no one branch has too much power, and this is achieved by a system of checks and balances.compare checks and balances