The three feathers badge has been used by the Welsh Rugby Union since 1881 and is also used by the Prince of Wales, but there ...
echoing its role in Welsh mythology as a symbol of struggle and resistance. However, this didn't confer exclusivity to Wales: the dragon reappeared alongside Henry V at the battle of Agincourt (1415).
The red dragon has enjoyed an association with Wales for hundreds of years. The later Roman cavalry was the primary defending force against the Saxons towards the end of the occupation.