640-616. Reign of Ancus Marcius 14 War with the Latins 14 Increase of the Plebs 15 Ostia 15 Janiculum 15 Pons Sublicius 15 Death of Ancus Marcius 15 CHAPTER III. THE LAST THREE KINGS OF ROME, AND THE ESTABLISHMENT OF THE REPUBLIC DOWN TO THE BATTLE OF THE LAKE REGILLUS. B.C. 616-498. 616-578. Reign of Tarquinius Priscus 16 His early history 16 His removal to Rome 16 Becomes king 16 His wars 16 The Cloacae 16 Circus Maximus 17 Increase of the Senate 17 Increase of the Equites 17 Attus Navius 17 Increase of the Vestal Virgins 17 Early history of Servius Tullius 17 Death of Tarquinius Priscus 18 578-534. Reign of Servius Tullius 18 I. Reform of the Roman Constitution 18 1. Division of the Roman territory into Thirty Tribes 18 2. Comitia Centuriata 18 Census 18 Five Classes 19 The Equites 19 Number of the Centuries 19 Three sovereign assemblies--Comitia Centuriata, Comitia Curiata, Comitia Tributa 20 II. Increase of the city: walls of Servius Tullius 20 III. Alliance with the Latins 20 Death of Servius Tullius 22