Tehrik-i-Taliban Pakistan
On 16 December 2014, seven gunmen belonging to the Tehrik-i-Taliban Pakistan (TTP) entered an Army Public School in Pakistani city of Peshawar and opened fire on school staff and children, killing 145 people consisting majority of students. The spokesperson of Tehrik-i-Taliban Pakistan, Mohammad Omar Khorasani, took the responsibility for the attack and said it was revenge for Operation Zarb-e-Azb.