 Complete the following phrase:  Immediately the rebels, with a direct participation of the Requetés and the clergy the Carlist core in Navarre, engaged in a brutal repression to stamp out dissent that affected all inconvenient, mildly progressive, or Basque nationalist inhabitants and personalities. The killing in the rearguard took a direct death toll extrajudicial executions ranging from 2,857 to 3,000 to circa 4,000. 