Plaid Cymru (Welsh pronunciation: [plaɪd ˈkəmrɨ]; English pronunciation: /ˌplaɪd ˈkʌmri/; officially Plaid Cymru – the Party of Wales, often referred to simply as Plaid) is a social-democratic political party in Wales advocating for an independent Wales from the United Kingdom within the European Union.Plaid Cymru was formed in 1925 and won its first seat in 1966.