Ahistorian is making a historical argument about the french revolution. he notes that, following the revolution, a rash of violence swept over france. he refers to the execution of french royalty and the european wars that revolutionaries launched following their victory to support his argument. in his opinion, it is morally wrong for any political movement to use violence to achieve its goals. based on this information, he argues that the french revolution produced far more negative outcomes than positive ones. which part of the historian's argument does not rely on any historical evidence?