Insular Celtic languages

Insular Celtic languages are the six Celtic languages that originated in the British Isles. All surviving Celtic languages are from the Insular Celtic group; the Continental Celtic languages (the other group) are now extinct. The six Insular Celtic languages of modern times can be divided into 2 groups:
By the 4th century BC most people in the British Isles spoke a Celtic language. When the Irish abbot and missionary Columba met the Pictish king Bruide they needed a translator. Columba spoke Q-Celtic while the Picts spoke P-Celtic.