 Complete the following phrase:  Later, he became a suspect in the Conspiration des poignards, an alleged plot to assassinate Napoléon that was apparently begun by a police agent in what would now be called a sting operation. He was arrested on October 10, 1800, together with a member of the Committee of Public Safety, Adjutant-General and the sculptor Giuseppe Ceracchi. His trial took place shortly after the 