One Step Forward, Two Steps Back - The Crisis in Our Party is a work written by Lenin published in March 1904. In it Lenin defends his role in the 2nd Congress of the Russian Social Democratic Labour Party, held in Brussels and London 30 July - 23 August 1903. Lenin examines the circumstances which resulted in a split in the party between a Bolshevik

Bolshevik

The Bolsheviks, originally also Bolshevists , derived from bol'shinstvo, "majority") were a faction of the Marxist Russian Social Democratic Labour Party which split apart from the Menshevik faction at the Second Party Congress in 1903....

 ("majority") faction led by himself and a Menshevik

Menshevik

The Mensheviks were a faction of the Russian revolutionary movement that emerged in 1904 after a dispute between Vladimir Lenin and Julius Martov, both members of the Russian Social-Democratic Labour Party. The dispute originated at the Second Congress of that party, ostensibly over minor issues...

 ("minority") faction led by Julius Martov

Julius Martov

Julius Martov or L. Martov was born in Constantinople in 1873...

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