Czechoslovak Social Democratic Workers Party in the Republic of Austria was created on 1919-12-07.
Nationwide Social Democratic Party was created in 2006.
Social Democratic Party of Slovakia was created in 1990.
Social-Democratic Party of Wisconsin was created in 1897.
Social Democratic Party of India was created in 2009.
Social Democratic Party 'Harmony' was created in 2010.
Social Democratic Party - Romania - was created in 1992.
Czech Social Democratic Party was created in 1878.
Christian Social Democratic Party was created in 2002.
Roma Democratic Social Party was created in 2005.
Social Democratic Party of Finland was created in 1899.
Social Democratic Party - Japan - was created in 1945.