Local authorities confirmed the incident and said attacks were reportedly carried out against anti - government militants.More than 15 people have been killed and several others injured in a series of drone strikes conducted by U. S. forces in the eastern Afghan province of Nangarhar, local press reported on late Wednesday, teleSUR reported. Authorities confirmed the incident and said attacks were reportedly carried out against “anti - government militants” in the Harun Baba district. For more than a decade Washington has used drone strikes to kill who they identify as militants in Afghanistan and neighboring Pakistan, also in regularly spying missions.Recommended:Afghanistan bans toy guns over ‘casualties’ However, Afghan officials and human rights activist on the ground have repeatedly criticized Washington for its drone strikes that killed dozens of civilians every year. According to the Bureau of Investigative Journalism, so far in 2015 U.S. drone strikes have killed between 332 and 486 people, solely in Afghanistan, from which at least 39 were civilians, including 18 children. Last month, U.S. drones attacks targeted the funeral of a Taliban fighter in Afghanistan’s Khost Province, tearing through a crowd of mourners and leaving at least 34 of them dead. A recent documentary titled “Living Beneath the Drones” by Afghan journalist Najibullah Quraishi, and released by the Qatari broadcaster Al Jazeera, revealed that thousands of civilians in the Central Asian country are increasingly suffering from post-traumatic stress disorder (PTSD) due to the constant threat of drone attacks.