- Includes Gauls, Celtiberians, Gallaeci, Britons, Picts, Gaels, Boii, Galatians
- Related Celtic languages and cultures
- Roman conquest of the Iberian Peninsula (220 BC - 19 BC)
- Gallic Wars (58 - 50 BC)
- Roman conquest of Britain (43 - 84 AD)
- Most Celtic territories annexed to the Roman Empire
- Celtic culture remained in Ireland, Britain and Brittany
Sources