Iran's Islamic Revolutionary Guard Corps has been stepping up its malign activities in the Middle East, Afghanistan and Pakistan.
Co-ordinated actions against extremism and terrorism have brought positive results in Tajikistan's Sughd Province, law enforcement agencies claim.
Sharif Sherbekov is among hundreds of Tajiks whose life the 'Islamic State' turned into a nightmare.
"Their power, which was their source of pride, has faded and their dreams of the country with stretching borders is a thing of the past."
Thousands of former extremists have been cleared under the rehabilitation programme since June.
Since May, more than 3,000 individuals have received answers to their questions about religion.
Rehabilitation work with Kazakhstani prisoners and former radicals is bringing success, say specialists.
Underground extremist groups are stepping up their activity in Kyrgyzstan, warn observers.
Abu Bakr al-Baghdadi's call for youth to 'answer the call of duty' and fight in the ranks of the 'Islamic State' has been met with derision and apathy.
Losing ground and fighters daily, the militant group is exploiting children in a desperate attempt to exert its dwindling power, observers say.