The Labour and Socialist International (LSI; German: Sozialistische Arbeiter-Internationale, SAI) was an international organization of socialist and labourist...

democratic political parties and labour organisations. Although formed in 1951 as a successor to the Labour and Socialist International, it has antecedents in...

The Second International, also called the Socialist International, was an organisation of socialist and labour parties, formed on 14 July 1889 at two...

the Labour and Socialist International (1923–1940) and finally the Socialist International (1951–1969). The SFIO's symbol was a red and black circle with...

The International Working Union of Socialist Parties (IWUSP; also known as the 2½ International or the Vienna International; German: Internationale Arbeitsgemeinschaft...

Vienna International, with Martov and Abramovich being two of the organizers. At the founding Congress of the Labour and Socialist International (LSI)...

social democracy and the Third International. The International was formed in 1932, following a fringe meeting at the Socialist International conference in...

A socialist society is a membership organisation that is affiliated with the Labour Party in the UK. The best-known and oldest socialist society is the...

to operate in exile from 1923 to 1940 as a member of the Labour and Socialist International. The party's ideology was built upon the philosophical foundation...

The Socialist Party was renamed the "Luxembourg Workers' Party" in 1924, and was a member of the Labour and Socialist International between 1923 and 1940...