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                         215BC 
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                                         4.23.215 BC 
                                        A temple is built on the Capitoline Hill dedicated to Venus Erycina to commemorate the  Roman defeat at Lake Trasimene.  
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                         44BC 
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                         43BC 
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                                         8.19.43 BC 
                                        Octavian, later known as Augustus, compels the Roman Senate to elect him  Consul.  
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                         27BC 
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                                         1.16.27 BC 
                                        The title Augustus is bestowed upon Gaius Julius Caesar Octavian by the Roman Senate. 
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                         8 
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                                         8.3.8 
                                        Roman Empire general  Tiberius defeats Dalmatians on the river Bathinus.  
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                         37 
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                                         3.16.37 
                                        Caligula becomes Roman Emperor after the death of his great uncle,  Tiberius.  
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                                         3.28.37 
                                        Roman Emperor  Caligula accepts the titles of the Principate, entitled to him by the Senate.  
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                         41 
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                                         1.25.41 
                                        After a night of negotiation, Claudius is accepted as Roman Emperor by the Senate. 
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                         51 
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                                    | 
                                         3.4.51 
                                        Nero, later to become Roman Emperor, is given the title ''princeps iuventutis'' (head of the youth).  
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                         53 
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                                    | 
                                         6.9.53 
                                        Roman Emperor  Nero marries Claudia Octavia  
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                         55 
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                                    | 
                                         2.11.55 
                                        Tiberius Claudius Caesar Britannicus, heir to the Roman Emperorship, dies under mysterious circumstances in Rome.  This clears the way for  Nero to become Emperor.  
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                         68 
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                                    | 
                                         6.8.68 
                                        The Roman Senate proclaims  Galba as emperor.  
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                                         6.9.68 
                                        Roman Emperor  Nero commits  suicide, after quoting Homer's ''Iliad''.  
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                         69 
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                                    | 
                                         4.14.69 
                                        Vitellius, commander of the Rhine armies, defeats Emperor  Otho in the Battle of Bedriacum and seizes the throne.  
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                                         4.17.69 
                                        After the First Battle of Bedriacum,  Vitellius becomes Roman Emperor.  
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                                         10.24.69 
                                        Second Battle of Bedriacum, forces under Antonius Primus, the commander of the Danube armies, loyal to  Vespasian, defeat the forces of Emperor  Vitellius.  
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                         70 
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                         73 
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                                    | 
                                         4.16.73 
                                        Masada, a Jewish fortress, falls to the  Romans after several months of siege, ending the Jewish Revolt.  
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                         81 
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                                    | 
                                         9.14.81 
                                        Domitian becomes Emperor of the Roman Empire upon the death of his brother  Titus.  
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                         96 
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                                    | 
                                         9.18.96 
                                        Nerva is proclaimed Roman Emperor after Domitian is assassinated.  
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                         98 
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                                    | 
                                         1.27.98 
                                        Trajan becomes Roman Emperor after the death of  Nerva.  
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                         180 
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                         193 
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                                    | 
                                         1.1.193 
                                        The Senate chooses Pertinax against his will to succeed  Commodus as Roman Emperor.    
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                                    | 
                                         1.1.193 
                                        The Senate chooses Pertinax against his will to succeed  Commodus as Roman Emperor.    
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                         197 
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                                    | 
                                         2.19.197 
                                        Roman Emperor  Septimius Severus defeats  usurper Clodius Albinus in the Battle of Lugdunum, the bloodiest battle between Roman armies.  
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                         211 
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                                    | 
                                         2.4.211 
                                        Roman Emperor  Septimius Severus dies, leaving the Roman Empire in the hands of his two quarrelsome sons, Caracalla and Geta.  
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                                    | 
                                         2.4.211 
                                        Roman Emperor  Septimius Severus dies, leaving the Roman Empire in the hands of his two quarrelsome sons, Caracalla and Geta.  
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                         217 
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                                    | 
                                         4.8.217 
                                        Roman Emperor Caracalla is assassinated (and succeeded) by his  Praetorian Guard prefect, Marcus Opellius Macrinus.  
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                         238 
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                                    | 
                                         3.22.238 
                                        Gordian I and his son Gordian II are proclaimed Roman Emperors. 
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                         275 
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                                    | 
                                         9.25.275 
                                        In Rome, (after the assassination of Aurelian), the Senate proclaims Marcus Claudius Tacitus Emperor.  
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                                    | 
                                         9.25.275 
                                        In Rome, (after the assassination of Aurelian), the Senate proclaims Marcus Claudius Tacitus Emperor.  
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                         284 
                     | 
                    
                     | 
                
                    | 
                         286 
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                     |