The book (in 2 volumes) is designed to historically analyze on the basis of Soviet Archive materials and other valuable documents. The causes of Bolshevik revolution of 1917 and it's demise in 1991. The analytical history of this seven decades is very tortuous one. Perhaps it is a first time attempt as scholar to undertake this voluminous, delicate job.

Soviet Revolution unfolded new vistas for emancipation for the inter humanity.