The Great Raid

CHAPTER 5 · 1221–1224 · The Mongol Empire, 1206–1294

What began as a manhunt becomes the most audacious cavalry expedition ever ridden. The shah dead on a Caspian island, Jebe and Subötai ask permission not to come home the way they came — and Genghis lets his two best hounds off the leash. Follow the arrows: 20,000 riders through Azerbaijan and Georgia (whose crusader-corresponding knights are shattered twice before Europe hears their names), then an “impossible” winter crossing of the Caucasus, dragging engines over passes, emerging onto the southern steppe to find a Qipchaq–Alan coalition waiting. The Mongols dissolve it with a bribe and a me

The turn: The Kalka, 31 May 1223 — and the morning after.

This chapter is one scene of an interactive atlas: the map repaints as the dates advance, campaigns draw themselves, and every chapter argues its causes and consequences — then a field exam asks you to prove it on the map.