 A resurgence of both economy and rugby union followed in the 1930s and , in 1931 , Wales won their first championship for nine years . That year , for the first time since the First World War , Wales retained the same side for two consecutive Tests when they faced England and Scotland . Then , in 1933 , captained by <unk> Thomas , Wales defeated England at Twickenham . In 1935 , Wales beat the touring All Blacks by 13 – 12 , with Haydn <unk> making his first appearance . Although the Five Nations Championship was suspended during the Second World War Wales did play a Red Cross charity match against England at Cardiff in 1940 , which Wales lost 18 – 9 . 
