Ação Libertadora Nacional
Brazilian Marxist–Leninist guerilla group (1964–1974)
The National Liberation Action (Ação Libertadora Nacional, ALN) was a Marxist-Leninist urban guerrilla group in Brazil that opposed the Brazilian military dictatorship. The organization was founded by Carlos Marighella in 1967, following a split in the Brazilian Communist Party. It was the main left-wing armed organization in Brazil, standing...