# World map in AD 100

Source page: https://geographichistory.app/map/100/

197 states share the map in AD 100. The largest by mapped area are Roman Empire, Han and Xianbei.

Roman Empire is the largest state on the map in AD 100, a position it has held since AD 44 (before that: Han). It stays in first place until AD 396, when Sasanian Empire takes over. The five largest states hold 39% of all land with a recorded ruler. 73% of the land on the map has no recorded state. There are fewer states than in AD 14: 197 against 213.

## Largest states in AD 100

| State | Mapped area (km²) | Provinces |
|---|---|---|
| Roman Empire | 4,337,000 | 297 |
| Han | 4,074,000 | 110 |
| Xianbei | 2,327,000 | 19 |
| Parthia | 2,129,000 | 49 |
| Kushan | 1,196,000 | 27 |
| Satavahana | 747,000 | 28 |
| Kangju | 656,000 | 13 |
| Xiongnu | 584,000 | 5 |
| Meroe | 548,000 | 10 |
| Nabatea | 546,000 | 10 |

## Changes since AD 14

102 provinces changed hands.
- Xianbei gained about 2.3 million km², mostly from Xiongnu.
- Roman Empire gained about 630 thousand km², mostly from Mauretania and Kingdom of Pontus.
- Kushan gained about 520 thousand km², mostly from Indo-Parthia and Khwarezmia.
- Southern Xiongnu gained about 520 thousand km², mostly from Xiongnu and Han.

## Battles AD 100 - AD 116

- AD 101: Tapae (1st Dacian War)
- AD 102: Sarmizegethusa (1st Dacian War), won by Rome
- AD 105: Sarmizegethusa (2nd Dacian War), won by Rome