The Treaty of Guadalupe Hidalgo of 2 February 1848 fixed the international boundary between El Paso – Ciudad Juárez and the Gulf of Mexico.
•
The Gadsden Purchase Treaty of 30 December 1853 extended the southern boundary of New Mexico and Arizona southwards to enable the United States to construct a railroad to the west coast along a southern route and to resolve a question arising from the 1848 Treaty as to the location of the southern boundary of New Mexico.
•
#Two-thirds of the flow in the main channel of the Rio Grande from the measured Rio Conchos, Rio San Diego, Rio San Rodrigo, Rio Escondido, and Rio Salado, and the Arroyo de las Vacas, subject to certain provisions
ATP International Series | Federal Communications Commission | International Monetary Fund | European Commission | International Red Cross and Red Crescent Movement | ATP International Series Gold | International Space Station | Amnesty International | International Olympic Committee | BirdLife International | International Finance Corporation | International Organization for Standardization | International Telecommunication Union | International Criminal Court | One Day International | International Nonproprietary Name | International Labour Organization | Royal Commission | International Civil Aviation Organization | International Boxing Federation | Toronto International Film Festival | International Atomic Energy Agency | International Maritime Organization | International Development Association | John F. Kennedy International Airport | Los Angeles International Airport | International Bank for Reconstruction and Development | International Court of Justice | International Fund for Agricultural Development | Rotary International |
Ralph Emerson Twitchell, who went by Ralph E. Twitchell, (1859–1925) was an American historicist, mayor of Santa Fe, New Mexico, and chairman of the Rio Grande Commission, which drafted a treaty between the United States and Mexico leading to the building of the Elephant Butte Dam in his state.