In Obzha Village located grave of communist, Chairman of the Executive Committee of the Obzha Volost Soviet Vasily Efimov (1882-1919), executed at April 21, 1919, and common grave of Red Army soldiers, fallen at late April – early May 1919 in battles against the Olonets Volunteer Army.

At October 2019, both graves, as well as the common grave of Soviet soldiers, fallen in the Second World War, were merged into a united memorial complex.