What is the main conflict in Russka: The Novel of Russia by Edward Rutherfurd?

Russka, by Edward Rutherford, is the story of eighteen hundred years of Russian history. He includes the story of the history of the people and the country along with the politics and culture. The focal point of the book is the small village of Russka, located in the Russian heartland, from its beginnings until modern times. Most of the main characters, such as the Bobrovs, Suvorins, Karpenkos and Romanovs trace their roots to the small village, even though they move around the country.