195 Caracalla is given the surname "Caesar".
198 Caracalla, son of Septimus Severus, is given the title of Augustus.
205 Assassination of Plautianus, praetorian prefect, father-in-law of Caracalla.
208 Campaigns of Severus, Caracalla and Geta against the Caledonians and the Macates in Britain.
210 Caracalla is Consul
211 Caracalla and Publius Septimius Geta succeed their father Septimius Severus as Roman Emperors.
212 Emperor Caracalla decrees that freemen throughout the Roman Empire are to become Roman citizens (the Constitutio Antoniniana).
213 Caracalla leaves Rome, never to return.
214 Caracalla's victories in Germany ensure his popularity within the Roman army.
215 Caracalla's troops massacre the population of Alexandria, Egypt.
217 Death of Empress Julia, wife of Septimus Severus and mother of Caracalla and Geta.
217 Caracalla is assassinated (and succeeded) by his Praetorian Guard prefect, Marcus Opellius Macrinus. Macrinus, of Mauritania, becomes the first equestrian Roman Emperor.
273 Administrative reorganization of Italy. Aurelian adopts as permanent the reforms instituted by Caracalla.