Roman Dacia was a province of the Roman Empire from 106 to 271–275 AD. Its territory consisted of what are now the regions of Oltenia, Transylvania and Banat. During Roman rule, it was organized as an
Trajan receives homage from a Dacian chieftain who betrayed Decebalus
Roman Empire under Augustus (31 BC – AD 14), showing the empire as of 31 BC in yellow, additions to 19 BC in dark green, additions in 9 BC in light green, and additions to AD 6 in pale green. Client states in pink.