234 BC Marcus Porcius Cato born in Tusculum, but brought up mainly on his father's estate in Sabine territory.
209 Serves under Fabius Maximus at the recapture of Tarentum during the Second Punic War.
207 Fights with distinction at the battle of Metaurus, Umbria, against Hasdrubal, son of Hamilcar, which effectively ends Hannibal’s hopes of victory in Italy.
204 Quaestor, serving in Sicily and Africa. While returning, he meets Ennius, whom he brings to Rome.
199 Plebeian aedile.
198 Praetor. Governor of Sardinia.
195 Consul. Opposes repeal of lex Oppia restricting the rights of women.
195/194 Puts down rebellion in Spain.
191 Serves with distinction as senior military tribune in the defeat at Thermopylae of Antiochus III, who has invaded Greece.
189 Stands unsuccessfully for the censorship.
184 Elected censor, with Lucius Valerius Flaccus. Builds the Basilica Porcia.
181 Opposes the lex Baebia restricting the praetorships to four in alternate years.
169 Supports the lex Voconia limiting the inheritance rights of women.
168 Begins Origines, the first history in Latin, still in progress at his death.
167 In speeches, opposes the projected war against Rhodes, and supports the freedom of Macedonia.
c.160 Writes his treatise, De Agricultura, instructing young men how to succeed at mixed farming and running an estate.
155 Worried by the effect their lectures might be having on the youth of Rome, proposes that an embassy of Greek philosophers should be sent home.
154/3 Birth of Cato Salonius, Cato’s son by his second marriage.
153 Serves on an embassy to Carthage, after which he is convinced of the danger from that quarter. “Carthage must be destroyed.”
152 Death of Cato’s son by his first marriage, having been elected praetor.
150 War declared against Carthage.
149 Death of Cato.