The Democratic Institutionalist Alliance (Spanish

Spanish language

Spanish , also known as Castilian , is a Romance language in the Ibero-Romance group that evolved from several languages and dialects in central-northern Iberia around the 9th century and gradually spread with the expansion of the Kingdom of Castile into central and southern Iberia during the...

: Alianza Institucionalista Democrática, AID) was an electoral political alliance of the Liberal Party

Liberal Party (Bolivia)

The Liberal Party was one of two major political parties in Bolivia in the late 19th century and the first half of the 20th century. The other was the Conservative Party. The Liberal Party was formally founded in 1883 by Eliodoro Camacho...

 (PL) and the Republican Socialist Unity Party

Republican Socialist Unity Party

The Republican Socialist Unity Party was a political party founded on 10 November, 1946 in Bolivia as the fusion of the Republican Socialist Party, the Genuine Republican Party, the United Socialist Party, and the Independent Socialist Party.The PURS was a last-ditch effort of Bolivia's...

 (PURS).


The Democratic Institutionalist Alliance was established in 1966, for the 1966 presidential and congressional elections. It presented as its presidential candidate Enrique Hertzog Garaizabal

Enrique Hertzog

Enrique Hertzog Garaizabal was a Bolivian politician who was elected President of his country in 1947...

 (PURS) and Eduardo Montes y Montes (PL), as vice-presidential candidate.