400
- This article is about the year 400. For other uses, see 400 (number).
| Centuries: | 3rd century · 4th century · 5th century |
| Decades: | 370s 380s 390s 400s 410s 420s 430s |
| Years: | 397 398 399 400 401 402 403 |
| 400 by topic | |
| Politics | |
| State leaders - Sovereign states | |
| Birth and death categories | |
| Births - Deaths | |
| Establishments and disestablishments categories | |
| Establishments - Disestablishments | |
| Gregorian calendar | 400 CD |
| Ab urbe condita | 1153 |
| Armenian calendar | N/A |
| Chinese calendar | 3036/3096-11-19 (己亥年十一月十九日) — to — 3037/3097-11-30(庚子年十一月三十日) |
| Ethiopian calendar | 392 – 393 |
| Hebrew calendar | 4160 – 4161 |
| Hindu calendars | |
| - Vikram Samvat | 455 – 456 |
| - Shaka Samvat | 322 – 323 |
| - Kali Yuga | 3501 – 3502 |
| Iranian calendar | 222 BP – 221 BP |
| Islamic calendar | 229 BH – 228 BH |
| Thai solar calendar | 943 |
Events
By Place
Western Roman Empire
- First invasion of Italy by Alaric (probable date).
- The Vandals start their westward trek from Dacia and Hungary (approximate date).
Europe
- The Franks establish themselves in Northern Holland.
- While taking refuge along the Danube, Gainas and his Goths are attacked by the Huns, killing him and his army. Gainas' head is sent as a gift to Constantinople by the Hun chieftain Uldin.
Africa
- Construction at Great Zimbabwe begins (approximate date).
Asia
- Chrysanthemums are introduced to Japan (approximate date).
By Topic
Religion
Births
Deaths
Categories
1st millennium | 400