Two recently released booklets by the al Qaeda group are likely meant to assuage tensions both within and outside its organization.
Over the last month, the jihadist group has killed at least 174 Nigerien soldiers in three separate attacks.
The large video details several major Islamic State operations inside the Sahel over the last few years.
The Islamic State continues to make inroads in the Sahel, conducting several high-profile raids in the border region between Mali and Niger.
The photos detail the In-Delimane assault earlier this month which left over 50 Malian soldiers dead.
Friday’s assault marks the Islamic State’s deadliest attack in Mali to date.
Both groups have claimed deadly assaults in Burkina Faso, playing into the already perilous security situation in the country.
The Islamic State’s men in the Sahel claims another large-scale attack on Nigerien troops near the borders with Mali.