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In page Saunders Lewis:

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Discussions of the need for a "Welsh party" had been conducted since the 19th century.[1] With the generation or so before 1922 there "had been a marked growth in the constitutional recognition of the Welsh nation", wrote historian John Davies.[2] By 1924 there were people in Wales "eager to make their nationality the focus of Welsh politics".[3] Lewis's experiences in World War I, and his sympathy for the cause of Irish independence, brought him to Welsh nationalism.[citation needed] He was an advocate for Welsh independence[4]