Tolstoy is considered to be a great realist writer for the 19th century. Among his works, Anna Karenina occupies a central position in the portrayal of contemporary Russia. Tolstoy’s biography was examined in the first chapter of this thesis, permit us to regard the novel as a true representation of life. On these premises, the various marriage and adulterous portrayed in the novel are personal views. It presents some modern ideas and illuminated several aspects of Russian life depicted though not yet understood at the time of the novel’s creation. Thus, attention is concentrated on the reality of marriage and adultery reflected in Anna Karenina without plying in any way that is what Tolstoy intended to stress himself.