Losing ground and fighters daily, the militant group is exploiting children in a desperate attempt to exert its dwindling power, observers say.
Mounting losses have sparked an uptick in infighting and leadership struggles, which have eroded the Taliban's ability to wage effective combat.
The Fatemiyoun Brigade, comprised of Afghan Shia mercenaries, is fighting alongside other Iran-backed militias in Syria in support of the al-Assad regime.
After a months-long battle, Iraqi security forces finally pushed ISIS out of Iraq's second largest city, inflicting a crippling blow on the group's so-called caliphate.
Afghans reject the ideology of the 'Islamic State of Iraq and Syria' (ISIS), saying it has no place in Afghan culture or society.
The group has violated the sanctity of places of worship, destroying mosques and preaching a deviant message from those it has left standing.
The stimulant, administered in pill form, has reportedly been sanctioned by the 'Islamic State of Iraq and Syria' as a means to facilitate 'jihad' as it gives fighters stamina.
ISIS planned to build the headquarters of its Khorasan branch in Nangarhar Province, but operations in the past month have put an end to those ambitions.
The leaning minaret, which has been a symbol of the city for centuries, was reduced to rubble as Iraqi forces closed in on ISIS's last bastion.
Children suffer the most from terrorism and militant attacks, health professionals and security analysts say.