Join us at The Tabernacle, Machynlleth on Sunday 6 September 2026, from 1–5pm, to celebrate the centenary of Plaid Cymru’s first Summer School, which was held in Machynlleth in 1926. The afternoon will include a lecture by Professor Richard Wyn Jones on the ‘Principles of Nationalism’, along with contributions from Dafydd Wigley, Delyth Jewell MS and Dafydd Iwan.

Entry is £5, with translation available.