History of Gwynedd during the High Middle Ages controlled Ceredigion, taking Llanfihangel, Aberystwyth, and Llanbadarn Fawr. Liberating Llanbadarn, one local chronicler hailed Owain and Cadwaladr both as "bold lions, virtuous, fearless and wise, who guard the churches and their indwellers, defenders of the poor [who] overcome their enemies, affording a safest retreat to all those who seek their protection". The brothers restored the Welsh monks of Llanbadarn, who had been displaced by monks from Gloucester brought there by the Normans who had controlled Ceredigion. By late September 1136 a vast Welsh host gathered in Ceredigion, which included the combined forces of Gwynedd, Deheubarth, and Powys; and met the
Silian, Ceredigion the county, one councillor at the planning meeting was moved to declare "we are in danger of turning all of Ceredigion into a giant wind farm." Silian is also the name of the parish, which takes its name from Saint Sulien, to whom the village church is consecrated. Bethel Chapel was built in Silian in 1654, and renovated in 1952. Julian Cayo-Evans, the Welsh nationalist and leader of the Free Wales Army, was born in Silian in 1937. Silian Halt was on the Lampeter, Aberayron and New Quay Light Railway, opening in 1911 and closing to passengers in 1951. A