Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Abbey of St Gall' has mentioned 'Louis the Pious' in the following places:
Occurrence Sentence Text Source
It was not until Emperor Louis the Pious (ruled 814xe2x80x93840) confirmed in 813 the imperial immediacy (Reichsunmittelbarkeit) of the abbey, that this conflict ceased.
The plan was an ideal of what a well-designed and well-supplied monastery should have, as envisioned by one of the synods held at Aachen for the reform of monasticism in the Frankish empire during the early years of emperor Louis the Pious (between 814 and 817).