| The Cornish flag, though perhaps not particularly | | | | Cornwall have strong cultural ties; Saint Petroc |
| well-known or important outside of the South | | | | was born in Wales and only travelled to Cornwall |
| West of the UK, is none-the-less significant to | | | | in later life. During the conquest of Britain by the |
| Cornwall and the Cornish people. | | | | Romans, the native Celts were driven to Wales |
| Saint Piran's flag, as it is also known, is a white | | | | and Cornwall, which is where the languages have |
| cross on a black background, similar in pattern to | | | | survived, and they are similar to each other in |
| the English or Devonian flags. This design | | | | many ways. |
| supposedly originates from the image of tin being | | | | Supposedly, the flag was already being used by |
| melted out of ore during the smelting process, as | | | | the Cornish by 1188 when it was carried into the |
| molten tin is white, and the ore in the South West | | | | Crusades. In 1415, it is said to have been carried |
| black; Saint Piran purportedly adopted the two | | | | by the Cornish contingent at the Battle of |
| colours after seeing this process himself. | | | | Agincourt, though this is refuted by some |
| There are also strong similarities between the | | | | sources. |
| Cornish flag and the old Breton flag, which is an | | | | Rather than being proudly carried into battle, the |
| inversion of the Cornish flag in design: a black | | | | flag is now proudly displayed in car, shop or house |
| cross on a white background. Brittany and | | | | windows, or on the bumpers of vehicles to show |
| Cornwall have always had strong ties, and the | | | | that the owner of the building or vehicle is Cornish |
| Cornish and Breton languages share many words | | | | and proud, or that they enjoyed a holiday to |
| and sounds, supposedly to the point that a | | | | Cornwall once. It's also used by companies based |
| speaker of one can understand the speaker of | | | | in Cornwall, most famously 'Ginsters', and by |
| the other. | | | | various sports teams and their fans. The colours |
| It is also very similar to the flag of the patron | | | | are also used in plenty of celebrations, especially |
| Saint of Wales, Saint David. Again, Wales and | | | | Saint Piran's day. |