The Alliance of the National Left (Spanish: Alianza de la Izquierda Nacional, ALIN) was a left-wing political party in Bolivia.
With its headquarters in Buenos Aires, the ALIN reached an agreement in January 1974 with the powerful National Confederation of Peasant Workers of Bolivia (CNTCB).
[2] It consisted of a small group of revolutionary militants[3] and had the backing of the organization of young Bolivian army officers in exile.
[4] In 1978 and 1979, the Alliance of the National Left took part in an electoral coalition Democratic and Popular Union backing Hernán Siles Zuazo.
[5] For the 1980 elections, the ALIN was the component of the Democratic Revolutionary Front-New Alternative, with Luis Adolfo Siles Salinas as the coalition's presidential candidate.