240 Revolt of Marcus Asinius Sabianus in Carthage; soon suppressed by the governor of Mauretania
241 Consul II (with Clodius Pompeianus); in the Sasanian Empire, Shapur becomes king; Gordianus marries Tranquillina, daughter of Timesitheus, the praetorian prefect
243 Beginning of the war against the Sasanian king Shapur I; Timesitheus achieves some successes
244 Takes part in the Persian war (the philosopher Plotinus belongs to his army); victorious in Mesopotamia, attacks Ctesiphon, defeated, lynched by soldiers
The horse of Shapur tramples Gordian III (relief at Bishapur)