请调整浏览器窗口大小或者请使用手机查看!
The inside track on the world's oldest and deadliest hit squads. Hear how ninjas became the stealth troops of Japan's greatest shogun, wiping out an army in a cunning ambush.
The Hawaiian Koa were deadly martial arts experts who defeated and killed Captain Cook and his British marines in 1779. Learn more about these elite fighters.
In the 18th century, 47 dishonoured samurai - or ronin - gathered to avenge the killing of their master. Discover how this carefully planned operation was executed.