==Founding of the MNR and early political years (1941–52)==In 1941 Víctor Paz Estenssoro co-founded (along with Hernán Siles and others) the Movimiento Nacionalista Revolucionario (Revolutionary Nationalist Movement, MNR), originally a reformist revolutionary movement and later a centrist party.
Na predsedniških volitvah je kot kandidat sodeloval osemkrat (1947, 1951, 1960, 1964, 1978, 1979, 1980 in 1985), izvoljen pa je bil v letih 1951, 1960, 1964 in 1985.