The widespread use of opium in China yielded high profits for British exporters while crippling the Chinese economy.

Join historian Yohuru Williams as he gives a quick lesson on the Boxer Rebellion, a violent anti-foreign and anti-Christian uprising that took place in China in the late 19th century.

Veteran Sherman Pratt recalls the tough conditions during the Korean War.

Get to know Colonel Ralph Parr, whose three-decade Air Force career encompassed three wars and five combat tours.