Common Brittonic, also known as British, Common Brythonic, or Proto-Brittonic, is an extinct Celtic language spoken in Britain and Brittany.
Bath curse tablet featuring possible Common Brittonic
Welsh is a Celtic language of the Brittonic subgroup that is native to the Welsh people. Welsh is spoken natively in Wales, by some in England, and in Y Wladfa.
The 1588 Welsh Bible
Welsh Bible of 1620, in Llanwnda church, rescued from the hands of French invaders in 1797.
Trilingual (Spanish, Welsh and English) sign in Argentina
Bilingual road markings near Cardiff Airport.