13th century in Wales

kingdom in northwest Wales, 401–1283

principality on the British Isles until the 16th century

Caernarfonshire (; , ), previously spelled Caernarvonshire or Carnarvonshire, was one of the thirteen counties of Wales that existed from 1536 until their abolition in 1974. It was located in the north-west of Wales.

English annexation of Wales, 1277 to 1283

1267 treaty

1277 treaty between England and Wales

ode by Thomas Gray, composed 1754-1757, published 1757

1257 battle