The main reason for the passage of the national security act was to

The National Security Act of 1947 mandated a major reorganization of the foreign policy and military establishments of the U.S. Government. The act created many of the institutions that Presidents found useful when formulating and implementing foreign policy, including the National Security Council (NSC).

in griswold v. connecticut (1965), the supreme court ruled that a state's ban on the use of contraceptives violated the right to marital privacy.

both include an amendment process.