At least nine civilians were killed in a drone strike conducted by US forces in Afghanistan's eastern Nangarhar province late on Friday, local officials said.
A senior US defence official in Afghanistan's capital city Kabul on Friday said Islamic State fighters were hiding among pine nut harvesters when a US drone strike in eastern Afghanistan killed at least 32 people.
A suspected US drone strike on a house in a remote tribal area bordering Afghanistan has killed at least seven militants, Pakistan security officials said on Thursday.
The alleged mastermind of the 2014 attack on a school in Pakistan in which more than 150 people died, most of them children, has been killed in an American drone strike in Afghanistan, the Pakistan military and sources in the Pakistani Taliban said.
Pakistan on Sunday denounced the US drone strike believed to have killed the Taliban chief Mullah Akhtar Mansour as a violation of its air space and said only negotiations could bring a lasting peace to Afghanistan.