War in the Vendée was not until the social unrest and the fear of The Terror (a period between 1793–94 where tens of thousands of people were beheaded by use of guillotine) combined with the external pressures from the Civil Constitution of the Clergy (1790) and the introduction of a levy of 300,000 on the whole of France, decreed by the National Convention in February 1793, that the region erupted. The Civil Constitution of the Clergy required all clerics to swear allegiance to it and, by extension, to the increasingly anti-clerical National Constituent Assembly. All but seven of the 160 bishops refused the oath,
Reign of Terror (Sleigh Bells album) also loosely relates to the passing of his father. "It was just a really terrible, painful experience and of course a Purple Heart is something you receive after you are wounded in service. I'm not drawing a direct comparison, but the thought occurred to me," Miller said. His grandfather was shot in the leg during the war, but the bullet first traveled through his canteen. This canteen seen with the bullet hole, along with the American flag he was awarded, are also featured in "Reign of Terror"'s liner notes. One picture that was featured in the album's liner notes that