The Democratic Socialist Party (Spanish: Partido Socialista Democrático) was a political party in Argentina formed in 1959 as a division of the Socialist Party.
The most important figure of the PSD was Alfredo Bravo, a teacher and civil rights activist, which was a deputy and the presidential candidate of the Socialist Party in the 2003 elections.
The party joined the Popular Socialist Party in 2002 to form the Socialist Party.
References
Democratic Socialist Party (Argentina) Wikipedia(Text) CC BY-SA