English: Territorial losses of the Republic of Chile de jure (by law) according to Chilean historiography.

With Bolivia

• Loss of the territory between the Loa River and the 24°S parallel in 1866 (Recovered in 1879)

With Peru

• Loss of Ticaco in 1885
• Loss of Tarata in 1925
• Loss of Tacna and surrounding territory in 1929

With Argentina

• Loss of Eastern Patagonia in 1881
• Loss of territory in Tierra del Fuego in 1893
• Loss of most of the Puna de Atacama in 1899
• Loss of Patagonian territory of the Pacific slope in 1902
• Loss of territory in the Puna de Atacama in 1903
• Loss of territory in Alto de Palena in 1966
• Loss of the northern islands of the Beagle Channel in 1984
• Loss of Laguna del Desierto and the nearby territory in 1994
• Loss of territory in the Southern Patagonian Ice Field in 1998