Flag of Wales royal arms to signify their Welsh descent. It was officially recognised as the Welsh national flag in 1959. Several cities include a dragon in their flag design, including Cardiff, the Welsh capital, and the Welsh-founded city of Puerto Madryn in Argentina. The flag was granted official status in 1959, but the red dragon itself has been associated with Wales for centuries, though the origin of the adoption of the dragon symbol is now lost in history and myth. A possible theory is that the Romans brought the emblem to what is now Wales during their occupation of Britain in the
Flag of the Qing dynasty the Republic of China and on the flag of the Empire of China, although in 1912 the former was challenged by Sun Yat-sen, who thought it inappropriate to use the traditional imperial color to represent Manchu ethnicity. Also, mustard yellow was used in the flag of Manchukuo in deference to the Qing dynasty, on whose flag it was based. The blue dragon was featured in the Twelve Symbols national emblem, which was the state emblem of China from 1913 to 1928. When the Qing dynasty purchased battleships from the United Kingdom in 1862, Horatio Nelson Lay designed several naval flags