<P>The <I>Compendium of World Sovereigns</I> series contains three volumes: Ancient, Medieval, and Early Modern. These volumes provide students with easy-to-access ¿who¿s who¿ with details on the identities and dates, ages and wives, where known, of heads of government in any given state at any time within the framework of reference. The relevant original and secondary sources are also listed in a comprehensive bibliography.</P><P>Providing a clear reference guide for students, to who was who and when they ruled in the dynasties and other ruler-lists for the Ancient, Medieval, and Early Modern worlds ¿ primarily European and Middle Eastern but including available information on Africa and Asia and the pre-Columbian Americas. The trilogy accesses and interprets the original data plus any modern controversies and disputes over names and dating, reflecting on the shifts and widening of focus in student and academic studies. Each volume contains league tables of rulers¿ ¿records¿, and an e