The Laws of Hywel Dda were a system of native Welsh laws named after and thought to be first codified by Hywel Dda (d.950), king of Deheubarth 👑 2/ One of the earliest surviving Latin copies is Peniarth MS 28 (mid-13thC), which includes a series of colourful illustrations accompanying the text.
Decoration such as this was very rare in Welsh-produced manuscripts of the time: hdl.handle.net/10107/4400109