Top Pakistan Taliban leaders killed in US drone strikes: Nek Muhammed (June 2004), Baitullah Mehsud (August 2009), Qari Hussain Mehsud (Oct 2010), Wali-ur-Rehman Mehsud (May 2013), Hakimullah Mehsud (Nov 2013), Khalid Mehsud aka Sajna (Feb 2018), Maulvi Fazlullah (June 2018)