A drum is a musical percussion instrument, consisting of a membrane which is usually stretched taut over a cylindrical tube that is open at the other end. The membrane is struck, either with the hand or some other object, and the tube forms a resonating chamber for the resulting sound. A drummer is a person who plays the drums.
... the Sakhalin Region, in its present form, was officially defined and integrated as a part of the Russian Federation.
Following the collapse of the Soviet Union, ...