Three main political parties wield significant political power at all levels of government. The Serb Democratic Party (SDS) dominates the Republika Srpska, the Party of Democratic Action (SDA) is the main Bosniak (Muslim) nationalist party, and the Croatian Democratic Union of Bosnia and Herzegovina (HDZ) represents Croat areas. However, a reformist party, the Social Democratic Party (SDP) in the FBH is gaining in popularity. Other parties include: Party for Bosnia and Herzegovina (SBIH); Civic Democratic Party (GDS); Croatian Peasants' Party of BIH (HSS); Independent Social Democratic Party (SNSD); Liberal Bosniak Organization (LBO); Liberal Party (LS); Muslim-Bosniak Organization (MBO); Republican Party of Bosnia and Herzegovina (RP); Serb Civic Council (SGV); Socialist Party of Republika Srpska (SPRS); Democratic Socialist Party (DSP); Social Democrats of Bosnia Herzegovina; Party for Democratic Progress (PDP); National Democratic Union (DNZ); Serb National Alliance (SNS); and the Coalition for a United and Democratic BIH (coalition of SDA, SBIH, LS, and GDS). Parliamentary elections were held on 5 October 2002, and seats in the House of Representatives were distributed as follows: SDA, 10 seats; the SBiH, 6 seats; the SDS, 5 seats; the Coalition, 5 seats; the SDP, 4 seats; the SNSD, 3 seats; the PDP, 2 seats; and 6 other parties took 1 seat each.