The Revolutionary Party of Democratic Unification was the ruling party in El Salvador

El Salvador

El Salvador or simply Salvador is the smallest and the most densely populated country in Central America. The country's capital city and largest city is San Salvador; Santa Ana and San Miguel are also important cultural and commercial centers in the country and in all of Central America...

 during the 1950s and early 1960s.

History

The party was established 1945 as the official party of the military rulers. In the 1950 general elections

Salvadoran general election, 1950

General elections were held in El Salvador between 26 and 29 March 1950. The result was a victory for Óscar Osorio in the presidential election, and his Revolutionary Party of Democratic Unification in the legislative election.-President:...

, its candidate Óscar Osorio

Óscar Osorio

Óscar Osorio ruled as a member of the revolutionary government Council of December 14, 1948 to September 14, 1950...

 won the presidential elections, whilst the party won 38 of the 52 seats in the Constitutional Assembly. It was the only party to contest the 1952

Salvadoran legislative election, 1952

Legislative elections were held in El Salvador in March 1952. The result was a victory for the Revolutionary Party of Democratic Unification, which was the only party to contest the elections as the opposition Renovating Action Party claimed that they were rigged.-Results:-Bibliography:*Political...

 and 1954 legislative elections

Salvadoran legislative election, 1954

Legislative elections were held in El Salvador in March 1954. The result was a victory for the Revolutionary Party of Democratic Unification, which was the only party to contest the elections as the opposition Renovating Action Party claimed that they were rigged.-Results:-Bibliography:*Political...

. In the 1956 presidential elections

Salvadoran presidential election, 1956

Presidential elections were held in El Salvador on 4 March 1956. The result was a victory for José María Lemus of the Revolutionary Party of Democratic Unification, who received 95.2% of the vote....

 several opposition candidates were barred from standing by the Central Elections Council, allowing its candidate, José María Lemus

José María Lemus

José María Lemus Lopez was President of El Salvador 14 September 1956 - 26 October 1960.He was a military ruler and member of the Party of Democratic Unification. He put into law the Tenant Law, over people renting and the renters of houses or "Mesones"...

, to win with over 95% of the vote. In the legislastive elections

Salvadoran legislative election, 1956

Legislative elections were held in El Salvador on 15 May 1956. The result was a victory for the Revolutionary Party of Democratic Unification, which won all 54 seats.-Results:-Bibliography:*Political Handbook of the world, 1956. New York, 1957....

 that year it again won all 54 seats, despite facing opposition from the National Action Party

National Action Party (El Salvador)

The National Action Party is a political party in El Salvador. It first contested national elections in 1956. However, Roberto Edmundo Cannessa, its candidate in the presidential election was disqualified, whilst in the legislative elections it failed to win a seat, despite being the only party to...

.

The party won the 1958 legislative elections

Salvadoran legislative election, 1958

Legislative elections were held in El Salvador on 23 March 1958. The result was a victory for the Revolutionary Party of Democratic Unification, which won all 54 seats unopposed after opposition candidates withdrew from the elections.-Results:...

 unopposed, and again won all 54 seats in the 1960 elections

Salvadoran legislative election, 1960

Legislative elections were held in El Salvador on 24 April 1960. The result was a victory for the Revolutionary Party of Democratic Unification, which won all 54 seats after the Central Electoral Council had disqualified the candidates of the Renovating Action Party in seven of fourteen...

despite the NAP running again.