Assertion: abbey's treasure | /r/HasSubevent | its closure
Facets:
value: by napoleon iii
type: TEMPORAL
value: in 1863
type: TEMPORAL
Source sentences:
text: After some higher profile political prisoners were held there, such as Victor Dubourg de La Cassagne, Desforges, Martin Bernard, Armand Barbès and Auguste Blanqui, some influential figures, including Victor Hugo, launched a campaign to restore what was seen as a national architectural treasure that led to its closure by Napoleon III in 1863.