Uniform Title Agreement between the Government of the United States of America and the Government of the United Mexican States for the Establishment of the U.S.-Mexico Commission for Educational and Cultural Exchange (1990 November 27). Protocols, etc. (2020 November 3) Title Education : agreement between the United States of America and Mexico, extending the agreement of November 27, 1990, as amended and extended, effected by exchange of notes at Mexico City, November 3 and November 25, 2020; entered into force November 25, 2020 with effect from November 26, 2020.