Colosseum Construction: Vespasian Started (72 AD), Titus Completed (80 AD), Domitian Modified (81–96 AD)
The Colosseum (Flavian Amphitheatre) was built under the Flavian dynasty:
| Emperor | Reign | Role |
| Vespasian | 69–79 AD | Began construction 72 AD (drained Nero's lake, laid foundations) |
| Titus | 79–81 AD | Completed 80 AD; inaugurated with 100 days of games |
| Domitian | 81–96 AD | Added hypogeum (substructure), 4th story, gallery, awning (velarium) supports |
Context
- Funded by Judean War spoils (70 AD Temple treasure).
- Built by Jewish slaves + Roman professionals.
- Site: Nero's Domus Aurea lake—symbolic return to public.