Complex sentence: In Afghanistan, ETIM leaders met with Osama bin Ladin and other leaders of Al Qaeda, the Taliban, and the Islamic Movement of Uzbekistan to coordinate actions; there the East Turkestan Islamic Movement dropped the "East" from its name as it increased its domain.
Split into simpler sentences: In Afghanistan, ETIM leaders met with Osama bin Ladin and other leaders of Al Qaeda, the Taliban, and the Islamic Movement of Uzbekistan to coordinate actions. There, the East Turkestan Islamic Movement dropped the "East" from its name as it increased its domain.