English is universally spoken in Wales - however, the ancestral Celtic language of Welsh is still spoken as a first or second language by approximately a quarter of the population. The long-term decline in Welsh-speakers has stabilised since the early 1990s. | English is universally spoken in Wales - however, the ancestral Celtic language of Welsh is still spoken as a first or second language by approximately a quarter of the population. The long-term decline in Welsh-speakers has stabilised since the early 1990s. |