The purpose is to own one's own territory, one's own political power and be recognized by the international community;
The Taliban was composed of Afghan Muslim guerrillas (1979- 1989) who resisted the Soviet invasion in the early 1960s. These guerrillas were secretly fostered by the US Central Intelligence Agency (CIA) and the Pakistan Intelligence Agency, and most of their members were Pashtun youths studying in Pakistan Seminary. The word Taliban is Pashto for "bachelor".
form a new government
On 20021August 3 1, RIA Novosti quoted sources as saying that the Taliban would announce the formation of a new government on September 3. ?
On September 6th, 2002/KLOC-0 (local time), it was announced that Batula Ahonzada, the supreme commander of the Taliban, would be the Emir of the Islamic Emirate of Afghanistan.