100 BC
- 60 BC - Greek historian Diodorus Siculus named Cornwall "Belerion" - "The Shining Land", the first recorded place name in the British Isles.
- 43 BC - First attempted invasion of British Mainland by Julius Caesar. Over the next century, the Romans come to rule Cornwall, then part of Dumnonia.
- 19 AD - Total eclipse in Cornwall.
Read more about this topic: Timeline Of Cornish History