Organizations, places, companies, or other things that were founded or established in the Roman Empire in the 3rd century.
| 2nd c. ← Establishments in the Roman Empire in the 3rd century → 4th c.
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| 200s • 210s • 220s • 230s • 240s • 250s • 260s • 270s • 280s • 290s
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All items (2)