Executive agreement of Congress, a binding agreement between the United States and a foreign country, which is easier to enact than a formal treaty, but is technically more limited. Despite the complexity of the doctrine of internal self-enforcement, treaties and other international agreements that operate in two international and domestic legal contexts.126 In the international context, international agreements are traditionally binding pacts between sovereign nations and create rights and duties which, in accordance with international law, are rights and obligations which, under international law, are , owed to each other.127 However, international law generally allows each nation to decide how it should implement its contractual obligations in its own national legal system128 The doctrine of self-enforcement concerns the determination of treaties. is transposed into U.S. national law, but this does not affect the obligation of the United States to comply with the provision of international law.129 When a treaty is ratified or an executive agreement is reached, the United States acquires obligations under international independence independently of self-enforcement, and it may be late in commitments, unless enforcement laws are passed.130 For much of U.S. history 232 understood international law to be binding U.S. domestic law in erlassen around 1900, the Supreme Court stated in The Habana Package that international law „is part of our law““ 233 Although this description seems simple, developments in the 20th century complicate the relationship between international and domestic law. The Case-Zablocki Act of 1972 requires the President to notify the Senate within 60 days of an executive agreement. The president`s powers to conclude such agreements have not been restricted. The reporting requirement allowed Congress to vote in favor of repealing an executive agreement or to refuse funding for its implementation.   What kind of commitment does the President impose on the United States when he enters into an executive agreement? It is clear that it can impose international obligations with potentially serious consequences, and it is equally clear that these obligations can be extended over a long period of time.488 The nature of national obligations imposed by executive agreements is not so obvious. Do contracts and executive agreements have the same impact on domestic policy?489 contracts pre-exist state law by applying the supremacy clause.