Other special KGB troops were intended for counterterrorist and counterinsurgency operations. Following the September 11 terrorist attacks, Kiriakou was named Chief of Counterterrorist Operations in Pakistan. A separate role is played by regional Counterterrorist Intelligence Centers. The most visible such operations conducted involve counterterrorist activities. There, he worked as an operations officer in the Counterterrorist Center. China's counterterrorist unit is drawn from the police force rather than the military. In preparation, he selected new leadership for the CIA's Counterterrorist Center (CTC). ROS is counterterrorist unit, this one administrated by British SAS operators. He became chief of analysis at the Agency's Counterterrorist Center (CTC) in 1993. In preparation, he selected new leadership for the Counterterrorist Center (CTC). During the late 1980s, the GES temporarily assumed counterterrorist functions. Some counterterrorist actions of the 20th and 21st century are listed below.