
It wasn’t supposed to be like this. In 1999, the year of the first elections to the devolved legislatures in Wales and Scotland, Plaid Cymru outpolled the SNP.
In 2015, the picture looks rather different. The latest poll from north of the border puts the Nationalists on 53 per cent of the vote; the most recent survey of Welsh public opinion puts Plaid at 11 per cent.