1A county of NW Wales, formed in 1974 from Anglesey, Caernarfonshire, part of Denbighshire, and most of Merionethshire and re-formed in 1996 with a smaller area; administrative centre, Caernarfon.
- 1.1 A former principality of North Wales. Powerful in the mid 13th century under Llewelyn, it was finally subjugated by the English forces of Edward I in 1282, following Llewelyn's death.