KABUL, August 21: The United States envoy negotiating with the Taliban for an end to nearly 18 years of fighting in Afghanistan was departing Tuesday for Qatar to resume talks, the State Department said, amid concerns about a growing threat by an Islamic State affiliate.

DOHA, March 13: U.S. and Taliban negotiators wrapped up their longest round of peace talks on Tuesday with progress made but no agreement on when foreign troops might withdraw, officials from both sides said.