This book is a comprehensive biography of Patrick Sarsfield, the 1st Earl of Lucan, a prominent Irish military leader in the late 17th century. The author provides a detailed analysis of Sarsfield's life and achievements, from his early military career to his involvement in the Williamite War in Ireland. This book is an important resource for historians and anyone interested in the history of Ireland and the European military history. This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.