The famine of 1932–33 – Encyclopædia Britannica: "The Great Famine (Holodomor) of 1932–33 — a man-made demographic catastrophe unprecedented in peacetime. Of the estimated six to eight million people who died in the Soviet Union, about four to five million were Ukrainians."
Peter Finn (2008-04-26): "Aftermath of a Soviet Famine".The Washington Post, "There are no exact figures on how many died. Modern historians place the number between 2.5 million and 3.5 million. Yushchenko and others have said at least 10 million were killed."