Complex sentence: As such he presided over the 900th anniversary of the founding of the abbey, in 1965-1966, and in 1966 he was knighted as a Knight Commander of the Royal Victorian Order (KCVO).
Split into simpler sentences: As such he presided over the 900th anniversary of the founding of the abbey in 1965-1966. In 1966 he was knighted as a Knight Commander of the Royal Victorian Order (KCVO).