Ab urbe condita

Ab urbe condita (AUC) was Latin for "From the Foundation of the City". It was the basis of the Roman calendar.

The traditional date of the foundation of Rome was 1 AUC (753 BC).

The Battle of Actium took place in 723 AUC (31 BC). (PROSE: State of Change)

Parallel universes
In the parallel universe Terra Nova, the calendar was changed in 725 AUC (29 BC) to Dominion Year One. (PROSE: State of Change)

In Roma I, Augustus reigned in the 8th century AUC (1st century BC and 1st century AD). The eleven Golden Emperors ruled in the 10th and 11th century AUC (1st and 2nd century AD). (PROSE: Warlords of Utopia)