Presidents frequently issue rules and regulations that carry the force of law, ranging from orders to the armed forces to designation of public lands. such actions, once thought to be unconstitutional, are called

Executive Orders

These are legally binding decrees issued by the president who is also the head of the executive to various federal agencies. They are aimed at directing the agencies on how to carry out their functions in accordance to the policies and laws established by Congress.  

the answer is 250 percent.

lincoln declared that slavery should not be allowed to spread into the new states, and of course this angered the south at the time.