In his Mémoires, Fouché affirmed that, towards mid-September 1800, a plot arose aiming at assassinating Napoleon at the Opera. Someone named Harel, presented as one of the accomplices, worked in liaison with the war commissioner of Lefebvre, to bring the revelations to Bourienne, secretary of the first consul”, indicating the plotters were: refugees Roman Cerrachi and Diana,; Arena, brother of the Corsican deputy who was declared against the first consul; the painter Topino Lebrun, patriotic fanatic, and Demerville, former clerk of Committee of public safety, closely dependent with Barrère”. Harel was charged with drawing-up a trap with the plotters in their capture, as he had promised them, four armed men, laid out with the assassination of the first consul, in the evening of October 10, with the representation of opera of Horaces. The day of the attack, of the men stationed by the against-police force, and on the account of which entreated had been misused”, instead of stabbing Bonaparte, stop “themselves Diana, Cerrachi and their to complices In fact, if Diana and Cerrachi are well stopped, all the others presumedly entreated are apprehended at their residence this was a manipulation by the police force, made possible by the contest a provocative agent, Harel, which had infiltrated the group of entreated. Decrees, the latter are interned with prison of the Temple. After Plot of the Rue Saint-Nicaise, the members of the “daggers conspiracy”, presented by the capacity like a plot Jacobin, are judged in front of the criminal court of The Seine. Four for them were condemned to died 19 nivôse year IX (January 9 1801), “at eleven o'clock in the evening, after three days of debates” Lewis Goldsmith, ' ' Political and diplomatic course of Napoleon Bonaparte' ' , London, at J. Booth, volume II, 1816, p. 123-125., and carried out it January 30 according to, after rejection of the appeal.