Answer:
Probably need more details, but its most likely the Executive Agreement
Step-by-step explanation:
ex·ec·u·tive a·gree·ment
[executive agreement]
NOUN
an international agreement, usually regarding routine administrative matters not warranting a formal treaty, made by the executive branch of the US government without ratification by the Senate.
executive agreement, an agreement between the United States and a foreign government that is less formal than a treaty and is not subject to the constitutional requirement for ratification by two-thirds of the U.S. Senate.