sentences:  In 1916, during World War I, Trabzon fell to the forces of the Russian Empire, fomenting the idea of an independent Pontic state.As the Bolsheviks came to power with the October Revolution (7 November 1917), Russian forces withdrew from the region to take part in the Russian Civil War (1917–1923).Like Armenians, Assyrians and other Ottoman Greeks, the Greeks of Trebizond province suffered a genocide at the beginning of the 20th century, first by the Young Turks and later by Kemalist forces.