Tehreek-e-Taliban Pakistan (Movement of Students in Pakistan), or TTP, is a Sunni Islamist and pro-Pashtun movement and was formed by al-Qāʿidah-allied tribal militants under the leadership of Baitullah Mehsud in 2007. It is an alliance of militant networks that was formed as a front to oppose the Pakistani military. The Pakistani tribal militants were opposed to the Pakistani state's participation in the U.S.-led war on terror after 9/11.