[9] On 1 February, U.S. airstrikes in Nangarhar province killed 29 ISIS fighters and struck the terrorist group's FM radio station.

[10] By 11 February, ABC news reported the U.S. military had carried out 20 airstrikes on ISIS in eastern Afghanistan in the previous 3 weeks.

[11] The offensive began on 14 February, when Afghan soldiers with the aide of US drone strikes managed to kill at least 28 ISIS militants in Kot and Achin districts.

[12] Four days later, Afghan security forces continued their operations pushing ISIS back into Achin, killing a number of fighters.

[14] On 22 February, Afghan security forces reportedly killed 18 ISIS militants, whilst a further 25 ISIS militants were killed in a drone strike as they were preparing to attack an Afghan security posts in the Pekha Khwar area of Achin district; additionally, a large quantity of weapons and ammunition belonging to the terrorist group was destroyed.