The text was drafted by the Bolivian Constituent Assembly of 1966-67, which met from August 16, 1966, to February 3, 1967.
The 102 assembly members included representatives of the Social Democratic Party (Spanish: Partido Social Demócrata; PSD) led by Luis Adolfo Siles Salinas, the Popular Christian Movement (Spanish: Movimiento Popular Cristiano; MPC) and the Bolivian Socialist Falange (Spanish: Falange Socialista Boliviana; FSB).
It operated under the shadow of the military dictatorship which took power in 1964.
[1] The Constitution of 1967 experienced a series of amendments and reforms in 1994, 1995, 2002, 2004, and 2005.
It remained in force until February 7, 2009, when it was replaced by the Bolivian Constitution of 2009.