Who ever gets this answer right will get a brainlest and points

He u.s. constitution (1787) establishes a national legislature with powers to “create national law”, a national executive with the power to “enforce national law”, and a national judiciary branch with the power to “interpret national and state policies” to see whether or not they violate the national constitution. this term describes the division of governmental authority into semi-independent bodies?

Why was the united nations established

Where did khomeini seize power in 1979?