Social Democratic Party of America

Social Democratic Party of America
Founded	June 11, 1898; 125 years ago (1898-06-11)
Dissolved	July 28, 1901; 122 years ago (1901-07-28)
Preceded by	Social Democracy of America
Succeeded by	Socialist Party of America
Ideology	Democratic socialism
Political position	Left-wing
Politics of United States Political parties Elections

The Social Democratic Party of America (SDP) was a short-lived political party in the United States established in 1898.

The group was formed out of elements of the Social Democracy of America (SDA) and was a predecessor to the Socialist Party of America which was established in 1901.