Cardenal Antonio Samoré Pass it is one of the main mountain pass

Mountain pass

A mountain pass is a route through a mountain range or over a ridge. If following the lowest possible route, a pass is locally the highest point on that route...

 through the southern Andes

Andes

The Andes is the world's longest continental mountain range. It is a continual range of highlands along the western coast of South America. This range is about long, about to wide , and of an average height of about .Along its length, the Andes is split into several ranges, which are separated...

 along the border

Border

Borders define geographic boundaries of political entities or legal jurisdictions, such as governments, sovereign states, federated states and other subnational entities. Some borders—such as a state's internal administrative borders, or inter-state borders within the Schengen Area—are open and...

 between Argentina

Argentina

Argentina , officially the Argentine Republic , is the second largest country in South America by land area, after Brazil. It is constituted as a federation of 23 provinces and an autonomous city, Buenos Aires...

 and Chile

Chile

Chile ,officially the Republic of Chile , is a country in South America occupying a long, narrow coastal strip between the Andes mountains to the east and the Pacific Ocean to the west. It borders Peru to the north, Bolivia to the northeast, Argentina to the east, and the Drake Passage in the far...

.

Together with Paso Libertadores

Paso Libertadores

The Paso Internacional Los Libertadores, also called Cristo Redentor, is a mountain pass in the Andes between Argentina and Chile. It is the main transport route out of Chilean capital city Santiago into Mendoza city in Argentina and so carries quite heavy traffic.From the Argentine side the...

, it is one of the easiest of the Argentina-Chile passes, and one of the few with asphalted roads in the region. The main towns and cities respectively on both sides of the pass are Entre Lagos and Osorno

Osorno, Chile

Osorno is a city and commune in southern Chile and capital of Osorno Province in the Los Lagos Region. It had a population of 145,475, as of the 2002 census...

 in Chile and Villa La Angostura

Villa La Angostura

Villa La Angostura is a village in the south of the Argentine province of Neuquén, on the northwest shore of the Nahuel Huapi Lake.-Geography and climate:...

 and San Carlos de Bariloche

San Carlos de Bariloche

San Carlos de Bariloche, usually known as Bariloche, is a city in the , situated in the foothills of the Andes on the southern shores of Nahuel Huapi Lake and is located inside Nahuel Huapi National Park...

 in Argentina. From the Chilean side the pass is accessed through Route 215-CH

Route 215-CH

thumb|250px|right|Image of Route 215-CH between [[Puyehue Lake]] and [[Golgol River|Golgol Valley]]Route 215-CH is a branch line road going eastward from Osorno at Chile Highway 5 to Cardenal Antonio Samoré Pass at the border to Argentina...

, branch line which begins at the Panamerican Highway

Chile Highway 5

Chile Highway 5 or Route 5 known locally as Ruta 5 is Chile's longest route. It is part of the Panamerican Highway.-Stretch:It runs from the Peruvian border connecting with Peru Highway 1 north of Arica to Puerto Montt where it connects by ferry to the island of Chiloé...

 in Osorno. On the Argentinian side the pass is reached by Ruta Nacional 231.

Since 1974 there is a treaty that guarantee the transport of Chilean goods from the Chilean X Los Lagos Region

Los Lagos Region

Los Lagos Region is one of Chile's 15 regions, which are first order administrative divisions, and comprises four provinces: Chiloé, Llanquihue, Osorno and Palena. The region contains the country's second largest island, Chiloé, and the second largest lake, Llanquihue.Its capital is Puerto Montt;...

 to the XII Magallanes and Antártica Chilena Region over the Paso Samoré through the Argentinian Patagonia.

History

It is named after Cardinal Antonio Samorè, who mediated in the Beagle conflict

Beagle conflict

The Beagle Conflict was a border dispute between Chile and Argentina over the possession of Picton, Lennox and Nueva islands and the scope of the maritime jurisdiction associated with those islands that brought the countries to the brink of war in 1978....

 between Chile and Argentina from 1978 to 1983. Operation Soberanía

Operation Soberanía

Operación Soberanía was the codename of a planned Argentine military invasion of Chile to be carried out on 22 December 1978 due to the Beagle conflict dispute. The invasion was halted at the last minute and did not take place....

, the Argentine invasion plan, considered a offensive of the Third Army Corps under command of Luciano Benjamín Menéndez through Samoré Pass to seize Los Lagos Region

Los Lagos Region

Los Lagos Region is one of Chile's 15 regions, which are first order administrative divisions, and comprises four provinces: Chiloé, Llanquihue, Osorno and Palena. The region contains the country's second largest island, Chiloé, and the second largest lake, Llanquihue.Its capital is Puerto Montt;...

.

Before it was renamed, it was known as Paso Puyehue after Puyehue Lake

Puyehue Lake

Puyehue Lake is an Andean piedmont lake located in the border of Los Lagos Region with Los Ríos Region of Chile...

.