The Workers' Socialist Organization (

Spanish Spanish might refer to: * Items from or related to Spain: **Spaniards are a nation and ethnic group indigenous to Spain **Spanish language, spoken in Spain and many countries in the Americas **Spanish cuisine **Spanish history **Spanish culture ...

: ''Organización Socialista de los Trabajadores'', OST) was a small

Trotskyist Trotskyism (, ) is the political ideology and branch of Marxism developed by Russian revolutionary and intellectual Leon Trotsky along with some other members of the Left Opposition and the Fourth International. Trotsky described himself as an ...

political party A political party is an organization that coordinates candidates to compete in a particular area's elections. It is common for the members of a party to hold similar ideas about politics, and parties may promote specific political ideology, ...

Bolivia Bolivia, officially the Plurinational State of Bolivia, is a landlocked country located in central South America. The country features diverse geography, including vast Amazonian plains, tropical lowlands, mountains, the Gran Chaco Province, w ...

. The Workers' Socialist Organization was established by a dissident fraction which broke away from the

Communist Vanguard of the Revolutionary Workers' Party The Communist Vanguard of the Revolutionary Workers' Party (Spanish: ''Vanguardia Comunista del Partido Obrero Revolucionario'', VCPOR) was a small Trotskyist political party in Bolivia. The Communist Vanguard of the Revolutionary Workers' Party w ...

in 1978. It was led by Sonia Montafto. In 1979 the OST allied with the Socialist Party-One and its candidate

Marcelo Quiroga Santa Cruz Marcelo Quiroga Santa Cruz (13 March 1931 – 17 July 1980) was a noted writer, dramatist, journalist, social commentator, university professor, and socialist political leader from Bolivia. In 1964 Marcelo won the ''PEN/Faulkner Award for Ficti ...

. In 1980 the OST allied with the

Revolutionary Party of the Nationalist Left The Revolutionary Party of the Nationalist Left (, PRIN) was a left-wing political party in Bolivia. It was founded in 1963 by the labor leader Juan Lechín Oquendo and by Mario Torres Calleja and Edwin Moller in lesser roles. The PRIN seceded f ...

and its candidate

Juan Lechín Oquendo ''Juan'' is a given name, the Spanish and Manx versions of '' John''. The name is of Hebrew origin and has the meaning "God has been gracious." It is very common in Spain and in other Spanish-speaking countries around the world and in the Phili ...

. James Dunkerley. Bolivia: coup d'état. Latin America Bureau, 1980. P.15.

Notes

1979 establishments in Bolivia Communist parties in Bolivia Defunct political parties in Bolivia Political parties established in 1979 Political parties with year of disestablishment missing Trotskyist organisations in Bolivia Trotskyist parties {{Bolivia-party-stub