Held in the Soviet Gulag for eight years, this Russian historian and author wrote the novel, One Day in the Life of Ivan Denisovich, based on the experience.

This was single largest category of cargo sent to France for use by the British Army during World War I.

Six staple crops – barley, wheat, maize (corn), potatoes, rice and millet – that supported early civilizations all had this in common.

Until the ironclad USS Carondelet successfully slipped past the Confederate batteries at Island No. 10 in the Mississippi River, the Union commanders had planned to use these to attack the Rebels’ position.

This man was given the name Pahaska by a Sioux chief.

Fritz Haber, who co-created the Haber-Bosch process used to produce ammonium sulphate fertilizer as well as explosives, also created this, leading his wife to commit suicide.

This weapon was known as "the Peacemaker."

In 67 B.C., the Roman military Pompey fought a successful, 90-day campaign that suppressed this group.