Children
920
| 920 • The Welsh ruler Hywel Dda ("Hywel the Good") merges Dyfed and Seisyllwg, establishing a new kingdom known as Deheubarth. |
| 920 • The Welsh ruler Hywel Dda ("Hywel the Good") merges Dyfed and Seisyllwg, establishing a new kingdom known as Deheubarth. |