Realm · 31 BCE – 394 CE
Roman Empire
Roman Empire appears on the map from 31 BCE to 394. At its greatest recorded extent, in 117, it covered about 5.26 million km².
After a century of civil war, Octavian, Julius Caesar's heir, became Rome's first emperor as Augustus in 27 BCE, keeping the forms of the Republic while holding real power. The two centuries that followed, the Pax Romana, brought peace and prosperity to an empire that ringed the Mediterranean, linked by roads, a professional army, Roman law and Latin and Greek culture; in 212 almost all free inhabitants became citizens. The 3rd century brought invasions, plague and a rapid turnover of emperors. More about Roman Empire.
See Roman Empire on the map in 117

- On the map
- 31 BCE – 394 CE
- Greatest extent
- 117, about 5.26 million km²
- Read more
- Wikipedia: Roman Empire · Wikidata Q12544
Territory through time
| Years | Area drawn |
|---|---|
| 31 BCE | 1.69 million km² |
| 30 BCE | 2.41 million km² |
| 29–28 BCE | 2.97 million km² |
| 27–26 BCE | 3.06 million km² |
| 25–20 BCE | 3.55 million km² |
| 19–15 BCE | 3.29 million km² |
| 14 BCE – 0 CE | 3.48 million km² |
| 1–5 | 3.55 million km² |
| 6–8 | 3.65 million km² |
| 9–13 | 3.48 million km² |
| 14–22 | 3.51 million km² |
| 23–42 | 3.61 million km² |
| 43–50 | 3.89 million km² |
| 51–59 | 4.10 million km² |
| 60–67 | 4.30 million km² |
| 68–77 | 4.21 million km² |
| 78–83 | 4.22 million km² |
| 84–90 | 4.30 million km² |
| 91–105 | 4.26 million km² |
| 106–113 | 4.59 million km² |
| 114–116 | 4.90 million km² |
| 117–126 | 5.26 million km² |
| 127–153 | 4.56 million km² |
| 154–160 | 4.58 million km² |
| 161–164 | 4.50 million km² |
| 165–183 | 4.65 million km² |
| 184–196 | 4.58 million km² |
| 197–206 | 4.64 million km² |
| 207–214 | 4.55 million km² |
| 215–237 | 4.58 million km² |
| 238–246 | 4.56 million km² |
| 247–259 | 4.56 million km² |
| 260 | 4.42 million km² |
| 261–269 | 2.55 million km² |
| 270–282 | 3.44 million km² |
| 275–282 | 712,514 km² |
| 283–286 | 4.22 million km² |
| 287–298 | 4.18 million km² |
| 299–305 | 4.18 million km² |
| 306–307 | 4.18 million km² |
| 308–310 | 4.18 million km² |
| 311–312 | 4.18 million km² |
| 313–323 | 4.18 million km² |
| 324–336 | 4.18 million km² |
| 337 | 4.18 million km² |
| 338–346 | 4.18 million km² |
| 347–352 | 4.18 million km² |
| 353–357 | 4.18 million km² |
| 358–366 | 4.17 million km² |
| 367–370 | 4.06 million km² |
| 371–377 | 4.15 million km² |
| 378–382 | 4.00 million km² |
| 383–386 | 4.09 million km² |
| 387–389 | 4.11 million km² |
| 390–391 | 4.11 million km² |
| 392–393 | 4.11 million km² |
| 394 | 4.11 million km² |