Mexico and the United Nations Mexico and the United Nations Mexico is one of the 51 founding members of the United Nations and was admitted into the organization in 1945. Since then, Mexico is a full member of all the UN agencies and participates actively within the organization and has diplomatic relations with most member states. On 26 June 1945, Mexico was represented in San Francisco by Ezequiel Padilla Peñaloza, Francisco Castillo Nájera and Manuel Tello Baurraud in the signing of the United Nations Charter. The country was formally admitted into the organization on 7 November 1945. Since the beginning, Mexico has participated actively in
USNS Mission San Francisco "Mission San Francisco" collided with the freighter "Elna II" in the Delaware River coast and was declared unsalvageable by the U.S. Navy. The ship was one of two U.S. Navy vessels named for the Franciscan mission of San Francisco de Asís located in San Francisco, California. "Mission San Francisco" was laid down on 5 May 1945 as "Contocook" under a Maritime Commission contract by Marinship Corporation, Sausalito, California; launched on 18 September 1945, sponsored by Mrs. John J. Manning; and delivered on 11 October 1945. Chartered to Deconhill Shipping Company, upon her delivery, for operations, she served until 14 April