During fighting between Soviet and Japanese forces on the island during World War II, Battalion Commander Leonid Smirnykh and Sergeant Anton Buyukly were killed; the localities of Smyrnikh, Leonidovo, and Buyukly are named in their honor.
During World War II, fighting between Soviet and Japanese forces on an island resulted in the deaths of Leonid Smirnykh and Anton Buyukly, who were honored by naming localities after them: Smyrnikh, Leonidovo, and Buyukly.