 Welsh nationalism was ignited in 1936 when the UK Government settled on establishing an RAF training camp and aerodrome at Penyberth on the Llŷn Peninsula in Gwynedd.The events surrounding the protest, known as ' ("Fire in Llŷn"), helped define '.The UK Government settled on Llŷn as the site for its training camp after similar proposed sites in Northumberland and Dorset met with protests.