The Barrientista National Union (Spanish: Unidad Nacional Barrientista, UNB) was a right-wing "Barrientista

René Barrientos

René Barrientos Ortuño was a Bolivian politician who served as his country's Vice President in 1964 and as its President from 1964 to 1969....

" political party

Political party

A political party is a political organization that typically seeks to influence government policy, usually by nominating their own candidates and trying to seat them in political office. Parties participate in electoral campaigns, educational outreach or protest actions...

 in Bolivia

Bolivia

Bolivia officially known as Plurinational State of Bolivia , is a landlocked country in central South America. It is the poorest country in South America...

.

The Barrientista National Union was founded by Rolando Pardo Rojas and Eduardo S. Noda Pizarro in April 1977 and supported the military Government of the President Hugo Banzer Suárez

Hugo Banzer

Hugo Banzer Suárez was a politician, military general, dictator and President of Bolivia. He held the Bolivian presidency twice: from August 22, 1971 to July 21, 1978, as a dictator; and then again from August 6, 1997 to August 7, 2001, as constitutional President.-Military and ideological...

.
In 1978, the Barrientista National Union took part in an electoral coalition with the Nationalist Union of the People

Nationalist Union of the People

The Nationalist Union of the People was a right-wing, pro-military electoral political alliance in Bolivia.The UNP was formed in January 1978 by...

 backing Juan Pereda Asbún

Juan Pereda

Juan Pereda Asbún is a former military general and de facto president of Bolivia . Although he ruled for only four months, his ascent to the presidency marked the beginning of the most unstable period in Bolivian history, with nine presidents in a little over 4 years , in comparison to only one in...

.
In 1979, the UNB dissolved into Banzer Suárez's new Nationalist Democratic Action

Nationalist Democratic Action

Nationalist Democratic Action is a right-wing political party in Bolivia led by Jorge Quiroga. ADN was founded on March 23, 1979 by the military dictator Hugo Banzer after he stepped down from power. It later expanded to include the Revolutionary Left Party and a faction of the Bolivian Socialist...

(ADN).