The foreign relations of Mexico (United Mexican States) are directed by the President of the United Mexican States and managed through the Secretariat of Foreign Affairs. The principles of the foreign policy are constitutionally recognized in the Article 89, Section 10, which include: respect for international law and legal equality of states, their sovereignty and independence, non-intervention in the domestic affairs of other countries, peaceful resolution of conflicts, and promotion of collective security through active participation in international organizations. Since the 1930s, the Estrada Doctrine has served as a crucial complement to these principles.
After the War of Independence, the relations of Mexico were focused primarily on the United States, its northern neighbor, largest trading partner, and the most powerful actor in hemispheric and world affairs. Once the order was reestablished,