Chile

The territory of present-day Chile has been inhabited for at least twelve thousand years, with early hunter-gatherer communities leaving traces at sites such as Monte Verde in the south, one of the oldest known human settlements in the Americas. By the time of European contact, the long, narrow strip between the Pacific and the Andes was home to a mosaic of indigenous peoples, including the Aymara and Atacameño in the northern deserts, the Diaguita in the semi-arid valleys, and, most numerously, the Mapuche (also called Araucanians) in the central and southern forests. The Inca Empire extended its southern frontier into what is now northern and central Chile during the fifteenth century, reaching roughly the Maule River, but its expansion was halted by sustained Mapuche resistance.

Spanish conquest began in 1540 under Pedro de Valdivia, who founded Santiago in 1541 and established a colonial administration nominally subordinate to the Viceroyalty of Peru. The Captaincy General of Chile that emerged was a peripheral and often impoverished colony, shaped by a centuries-long frontier conflict known as the Arauco War, in which the Mapuche preserved effective autonomy south of the Bío-Bío River well into the nineteenth century. Colonial society developed around encomiendas, large rural estates, and a small criollo elite concentrated in the central valley, while mining and agriculture slowly tied the territory into wider Atlantic trade networks.

Independence followed the Napoleonic disruption of the Spanish monarchy. A junta formed in Santiago in 1810 began a process that culminated, after the patriot defeat at Rancagua in 1814 and the decisive victory at Chacabuco in 1817, in the formal declaration of independence on 12 February 1818, secured under Bernardo O'Higgins and the Argentine general José de San Martín. The nineteenth-century republic consolidated under the conservative 1833 constitution, expanded its territory through the War of the Pacific (1879 to 1884) against Peru and Bolivia, and finally subjugated the Mapuche heartland in the parallel Occupation of Araucanía. A short civil war in 1891 shifted the balance of power from the presidency to congress, inaugurating a parliamentary period that lasted until the 1925 constitution restored a stronger executive.

The twentieth century saw the rise of mass politics, organised labour around nitrate and copper mining, and successive reformist governments. The 1970 election of the socialist Salvador Allende ended on 11 September 1973 with a military coup led by General Augusto Pinochet, who governed until 1990 under a regime marked by free-market economic restructuring and severe human rights violations documented by later truth commissions. A 1988 plebiscite rejected the continuation of military rule, and a negotiated transition returned the country to elected civilian government in 1990 under the centre-left Concertación coalition.

Since the transition, Chile has alternated peacefully between centre-left and centre-right governments, joined the OECD in 2010, and pursued an extensive network of trade agreements across the Pacific and the Americas. Large social protests in 2019 prompted a constitutional process; two proposed replacements for the Pinochet-era charter were rejected in plebiscites held in 2022 and 2023, leaving the amended 1980 constitution in force. Chile is today a unitary presidential republic, with a directly elected head of state and government and a bicameral National Congress seated in Valparaíso.