The National Renewal Alliance Party or Aliança Renovadora Nacional (ARENA) was a conservative political party that existed in Brazil between 1965 and 1979. It was the official party of the militaries that ruled Brazil from 1964 to 1985. A political party is a political organization that subscribes to a certain ideology and seeks to attain political power within a government. ... 1965 (MCMLXV) was a common year starting on Friday (link goes to calendar). ... This page refers to the year 1979. ... For the Nintendo 64 emulator, see 1964 (Emulator). ... This article is about the year. ...

Up to 1965, there were three main parties in Brazil: the center-leftist Brazilian Labour Party (PTB), the center-rightist Social Democratic Party (PSD) and the rightist National Democratic Union (UDN). In 1964 the government of President João Goulart was overthrown by a military coup d'etat, but in contrast to other Latin American dictatorships, the Brazilian military-controlled government did not abolish Congress. Instead, in 1965, the government banned all existing political parties and created a two-party system. Most of the politicians from PSD and UDN formed the ARENA, the government party, while most from the PTB and some from the PSD formed the Brazilian Democratic Movement (MDB), the opposition. 1965 (MCMLXV) was a common year starting on Friday (link goes to calendar). ... The Brazilian Labour Party (PTB) (Partido Trabalhista Brasileiro) is a right-wing political party based on clientelism that arose in Brazil in 1945 and today forms part of President Luiz Inácio Lula da Silvas government. ... There are a large number of political parties named the Social Democratic Party. ... National Democratic Union or União Democrática Nacional (UDN) was a political party that existed in Brazil between 1945 and 1965. ... For the Nintendo 64 emulator, see 1964 (Emulator). ... João Belchior Marques Goulart (March 1, 1918—December 6, 1976) was the last left-wing president of Brazil (1961–March 31, 1964) until the October 6, 2002 election of Luiz Inácio Lula da Silva. ... A coup détat, or simply a coup, is the sudden overthrow of a government, usually done by a small group that just replaces the top power figures. ... Latin America consists of the countries of South America and some of North America (including Central America and some the islands of the Caribbean) whose inhabitants mostly speak Romance languages, although Native American languages are also spoken. ... 1965 (MCMLXV) was a common year starting on Friday (link goes to calendar). ... The Brazilian Democratic Movement (MDB) was a centrist political party in Brazil that existed from 1965 to 1979. ...

ARENA was a docile instrument of the militaries to have their legislative proposes approved. Most agree that, at first, the MDB did not have any chance to pass or block any legislation. In the legistative elections of 1966 and 1970, ARENA won a vast majority of the seats, but in the election of 1974, MDB took many more seats than expected and almost gained majority in Congress. The government reacted by passing legislation restricting the power of the opposition, and even succeeded in annulling the mandates of some Congressmen of the MDB. 1966 (MCMLXVI) was a common year starting on Saturday (link goes to calendar) // Events January January 1 - In a coup, Colonel Jean-Bédel Bokassa ousts president David Dacko and takes over the Central African Republic. ... 1970 (MCMLXX) was a common year starting on Thursday. ... 1974 (MCMLXXIV) is a common year starting on Tuesday (click on link for calendar). ...

In 1979, in a maneuver to divide the opposition, the government ended the bipartisan party system, and the ARENA became the Democratic Social Party (PDS). This page refers to the year 1979. ...