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In page Plaid Cymru:

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Plaid Cymru then developed political problems of its own. Dafydd Wigley resigned, citing health problems but amid rumours of a plot against him.[2] His successor, Ieuan Wyn Jones, struggled to impose his authority, particularly over controversial remarks made by a councillor, Seimon Glyn.[3] At the same time, Labour leader and First Minister Alun Michael was replaced by Rhodri Morgan.[citation needed]