League of Armenian Social Democrats  The League of Armenian Social Democrats (, , abbreviated ՀՍԴՄ, HSDM) was the first Armenian Iskraist social democratic organization. It was founded in Tiflis in 1902 by Stepan Shahumyan, Melik Melikian, Achot Khoumerian, Assadour Kakhoyan, B. Knunyantsi and Arshak Zubarian. It October 1902 it published its manifesto, which adhered to proletarian internationalism. Lenin hailed the positions of HSDM on the national question, but criticized its federalist demands. HSDM published the newspaper "Proletaryat". In March 1903 HSDM merged into the Caucasus Organization of the Russian Social Democratic Labour Party.