O'Shea weaves a tale of conquest, co-existence and conflict in the medieval Mediterranean in this gripping account of seven key battles between Christians and Muslims: Yarmuk A.D. 636), Poitiers (732), Manzikert (1071), Hattin (1187), Las Navas de Tolosa (1212), Constantinople (1453) and Malta (1565).  (MED95, $17.00)