On 25th October 1415, on a French hillside near the village of Agincourt, four men sheltered from the rain and prepared for battle. All four were English knights ancestors of Sir Ranulph Fiennes and part of the army of England's King Henry V. Across the valley, four sons of the French arm of the Fiennes family were confident that the Dauphin's army would win the day . . . Sir Ranulph Fiennes explains how his own ancestors were key players through...