Original: Hundred Years ' War : The English , weakened by the plague , lose so much ground to the French that they agree to sign the Treaty of Bruges , leaving them with only the coastal towns of Calais , Bordeaux and Bayonne .
Simplified: Events The English , weakened by the plague , lose so much ground to the French that they agree to sign the Treaty of Bruges , leaving them with only the coastal towns of Calais , Bordeaux and Bayonne .