This article deals with the political organisation established in 1883 and its history until the final split in 1912.The Russian Social Democratic Labour Party (Russian Росси́йская социа́л-демократи́ческая рабо́чая па́ртия, РСДРП, Rossiyskaya sotsial-demokraticheskaya rabochaya partiya, RSDRP), also known as the Russian Social Democratic Workers' Party or the Russian Social Democratic Party, was a revolutionary socialist political party formed in 1898 in Minsk to unite the various revolutionary organisations of the Russian Empire into one party.