Flag of Wales a white background, the traditional standard. Fifteen years later the English crown, under the rule of Henry V, used the red dragon standard itself during the Battle of Agincourt. The English forces during the battle utilised Welsh longbowmen, along with their own archers. In 1485, the most significant link between the symbol of the red dragon and Wales occurred when Henry Tudor flew the red dragon of Cadwaladr during his invasion of England. Henry was of Welsh descent and after leaving France with an army of 2000, landed at Milford Haven on 7 August. He made capital of his Welsh
Flag of Wales dragon is particularly associated in Welsh poetry with Cadwaladr king of Gwynedd from c.655 to 682. The Dragons of Arthur and Cadwaladr were possibly based on the draco standards carried by Roman cavalry units stationed in Britain. The Draco originated with the Sarmatians, a unit of whom were stationed in Ribchester from the 2nd to 4th centuries. Despite the close link throughout early Welsh history, the dragon was not used exclusively as a symbol for Wales during this period, and it was used throughout Britain as a symbol of authority. In 1138, it was adopted by the Scottish as a