States and territories established in the 40s

Britain under Roman rule (43 AD - c.410 AD)

province of the Roman Empire in northwest Africa

confederacy of territorial polities in the Korean Nakdong River basin (AD 42-562)

Roman Province

thumb|250px|Roman empire under Hadrian (ruled 117–38), showing the [[imperial province of Thracia in southeastern Europe]] thumb|250px|The Roman diocese of Thraciae