Events Anselm, later to become Archbishop of Canterbury, becomes prior at the Abbey of Bec. Sancho I becomes ruler of Aragon. The Bishopric of Olomouc is founded. The River Thames is frozen for 14 weeks. The Pizhi Pagoda of Lingyan Temple, Shandong, China is completed, standing at a height of 54 m (177 ft) tall. Births Yuanwu Keqin, Chinese Zen Buddhist monk (d. 1135) Deaths April 30 — Emperor Renzong of Song (b. 1010) August 5 — Gruffydd ap Llywelyn, King of Gwynedd Sep… (More on 1063)