Paramount among the specific matters at issue: Maxwell points out that U.S. policymakers were aware not only of Operation Condor in general, but in particular "...that a Chilean assassination team had been planning to enter the United States." A month before the Letelier assassination, Kissinger ordered "... that the Latin American rulers involved be informed that the 'assassination of subversives, politicians and prominent figures both within the national borders of certain Southern Cone countries and abroad ... would create a most serious moral and political problem.'" Maxwell wrote in his review of Kornbluh's book, "This demarche was apparently not delivered: the U.S. embassy in Santiago demurred on the ground that to deliver such a strong rebuke would upset the dictator," and that on September 20, 1976, the day before Letelier and his assistant Ronni Moffitt were killed, "the State Department instructed the ambassadors 'to take no further action' with regard to the Condor scheme." 2004, 18