The Military Leadership of Matilda of Canossa, 1046–1115

The first account in English of the entire, 40-year military career of one of the most powerful women of the Middle Ages. Surveying a vast range of contemporary sources, it explains how Countess Matilda rose to the defense of the reforming popes, defeated the Holy Roman Emperor in battle and turned the tide of the so-called Investiture Contest.. -- .