Roman Empire. Trebonianus Gallus (AD 251-253). Antoninianus Minted in Rome, 251 A.D. FELICITAS PVBLICA (No reserve price)

This Roman coin is an antoninianus from the brief rule of Trebonianus Gallus, dating between AD 251 and 253. The antoninianus was introduced as a silvered coin initially equivalent to two denarii but over time suffered debasement. The reverse features the legend FELICITAS PVBLICA, celebrating public happiness or prosperity. Such inscriptions conveyed hope for civic harmony and imperial beneficence during times of crisis. Trebonianus Gallus faced turmoil including invasions and plague, and coins from his reign often aimed to promote stability and confidence in the emperor's leadership. Minted in Rome, this coin exemplifies the mid-3rd century challenges to the Roman economy and political order, while preserving classical iconography to maintain legitimacy.