Social Democratic Labour Party References Social Democratic Labour Party political party, Netherlands Ask Anything Homework Help Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: Pieter Jelles Troelstra…and poet, who founded the Social Democratic Labour Party and headed the Dutch labour movement from 1894 to 1924. Read More…and poet, who founded the Social Democratic Labour Party and headed the Dutch labour movement from 1894 to 1924. Read More