Swedish think tank Stockholm International Peace Research Institute said that “we are drifting into one of the most dangerous periods in human history."
The Pentagon said last week that the Taliban’s refusal to meet commitments to reduce violence raises questions about whether all U.S. troops will be able to leave by May as required under the U.S.-Taliban deal.
The report comes as the Biden administration plans to take a new look at the peace agreement between the U.S. and the Taliban signed last February under President Donald Trump.
Iranian and Taliban officials met in Tehran on Wednesday and accused the U.S. of provoking the continuation of war in Afghanistan, Iranian State TV reported.
Chris Miller met Afghanistan President Ashraf Ghani and Gen. Scott Miller, the top U.S. commander in the country. He also visited with U.S. troops deployed there during the holiday season.
The Institute of War and Peace Studies found optimism for the country's peace process dropped to 57 percent, down from 86 percent among Afghans surveyed after talks began in September.