Democracy in America was created in 1835.
Movement for Social Democracy was created in 1969.
Party for Social Democracy was created in 2005.
Campaign for Social Democracy was created in 1973.
Campaign for Democratic Socialism was created in 1960.
Social Democracy of Poland was created on 2004-03-26.
Social Democracy of the Republic of Poland was created in 1990.
Social Democracy Party of Albania was created in 2003.
Brazilian Social Democracy Party was created on 1988-06-25.
League of Russian Revolutionary Social-Democracy Abroad was created in 1901.
Social Democratic Action was created in 1951.
I do believe it was the Articles of Confederation