The Ojinaga Cut is a parcel of land between

Ojinaga, Chihuahua Ojinaga Municipality (formally: Manuel Ojinaga ) is one of the 67 municipalities of Chihuahua, in northern Mexico. The municipal seat lies at Ojinaga, a rural bordertown on the U.S.-Mexico border. The municipality has an area of 9,500.50 km ...

, and

Presidio, Texas Presidio is a city in Presidio County, Texas, United States. It is situated on the Rio Grande (''Río Bravo del Norte'') River, on the opposite side of the U.S.–Mexico border from Ojinaga, Chihuahua. The name originates from Spanish and means "f ...

, that gave rise to an international

border dispute A territorial dispute or boundary dispute is a disagreement over the possession or control of land between two or more political entities. Context and definitions Territorial disputes are often related to the possession of natural resources su ...

between the

United States The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America. It consists of 50 states, a federal district, five major unincorporated territorie ...

and

Mexico Mexico (Spanish: México), officially the United Mexican States, is a country in the southern portion of North America. It is bordered to the north by the United States; to the south and west by the Pacific Ocean; to the southeast by Guatema ...

when the

Rio Grande The Rio Grande ( and ), known in Mexico as the Río Bravo del Norte or simply the Río Bravo, is one of the principal rivers (along with the Colorado River) in the southwestern United States and in northern Mexico. The length of the Rio G ...

(Río Bravo del Norte) changed course. The situation was similar to the better known Chamizal dispute between

El Paso, Texas El Paso (; "the pass") is a city in and the county seat, seat of El Paso County, Texas, El Paso County in the western corner of the U.S. state of Texas. The 2020 population of the city from the United States Census Bureau, U.S. Census Bureau w ...

, and

Ciudad Juárez, Chihuahua Ciudad () is the Spanish Language, Spanish word for City Ciudad may also refer to: *La Ciudad (archaeological site), Hohokam ruins in Phoenix, Arizona *La Ciudad, district of Durango City, Mexico *''La ciudad'', novel by Mario Levrero 1970 *La Ciu ...

. The Ojinaga conflict was resolved by the

Boundary Treaty of 1970 The Boundary Treaty of 1970 is a treaty between the United States and Mexico that settled all outstanding boundary disputes and uncertainties related to the Rio Grande (Río Bravo del Norte) border between them. The most significant dispute re ...

. The U.S. ceded and Mexico ceded . The land that changed possession became known as the Ojinaga Cut.

See also