Laguna del Desierto incident violence in order to obtain control of the zone and political preponderance of the force. American historian William Sater states: Laguna del Desierto incident The Laguna del Desierto incident, in Argentina called also Battle of Laguna del Desierto, occurred between four Chilean Carabineros and between 40 and 90 members of the Argentine Gendarmerie and took place in zone south of O'Higgins/San Martín Lake on 6 November 1965, resulting in one lieutenant killed and a sergeant injured, both members of Carabineros, creating a tense atmosphere between Chile and Argentina. The British award of 1903 considered the demands of Chile and Argentina
Laguna del Maule (volcano) well-preserved lava flow is in the extreme southwestern sector of the volcanic field. This lava flow is long and thick. This area of the Andes was subject to glaciation in the past, which has left traces especially in adjacent valleys. These valleys are U-shaped or have the form of a trench, shapes associated with glacial action. The older volcanics of Laguna del Maule have been disproportionately eroded by glacial action. Slopes around Laguna del Maule are covered by colluvium including talus slopes. The Laguna del Maule lake is not the only lake in the field. The other lakes are Laguna