They were called "soul killers." At the height of the Great Terror, when firing squads could no longer keep pace with the growing number of death, the officer proposed a solution: industrialize the killing.

Who was Leonidas I's mate during Persian invasion? Although resilient, the Spartan oligarchic system lacked the long-term perspective.

A historical account of demographic and technological drivers behind the forging of modern Japan. How had the two cultures lived for centuries?

Instead of helping liberate the Ukrainian Cossacks from the Polish rule, the Muscovites enslaved them.

The answer, it turns out, depended entirely on who was on the menu and what the tribe was going through.

Human history received an unexpected boost from ancient smelters who had experimented with copper to obtain new alloys.

If the DNA tests turn positive and the real Gascon noble is finally identified, France has a duty to fulfill.