While conducting research in Washington recently, I took a break and looked up an old friend. A cab brought me to his “neighborhood”—the Arlington National Cemetery—where the information center provided me with his exact address: section 12, grave number 288. This was the final resting place of Maj.-Gen. Orde Wingate, a British officer widely regarded as the father of modern guerrilla warfare. A brilliant tactician and a daring innovator, Wingate was credited by many with turning the tide against Axis forces in Ethiopia and Burma during World War II. Winston Churchill hailed him...