+12 AD (XII) was a common year in the [Julian calendar](/wiki/Julian_calendar), beginning on a Friday. It fell within the early years of the [Roman Empire](/wiki/Roman_Empire), an era marked by peace and prosperity under Emperor Augustus.
+## See also
+- [First century](/wiki/First_century)
+- [Augustus](/wiki/Augustus)
+- [Roman History](/wiki/Roman_History)
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