Monday's death brings the number of US soldiers'deaths in Afghanistan this year to 20.
Families of nearly 150 US service members and civilians who were killed or wounded in terror attacks in Afghanistan sued a group of Western contractors involved in the nation's reconstruction for allegedly bribing the Taliban for protection for years.
Washington's peace envoy Zalmay Khalilzad has been trying to hammer out a peace agreement with the Taliban for over a year.
However, the Afghan Taliban officials did not specify when the ceasefire would come into effect.
The Taliban today hold sway or control about half of Afghanistan and are at their strongest since the 2001 USA invasion.
The U.S. resumed peace negotiations with the Taliban in Qatar on December 7. "Unfortunately, in order to build false leverage, they admitted to an attack in Kabul that killed one of our great great soldiers, and 11 other people".
The Taliban shura, or ruling council, is now debating whether to accept the USA ceasefire proposal, Taliban officials said. At least 10 Afghan soldiers were killed Friday in a complex attack on a checkpoint in the southern Helmand province.
For their part, Afghan security officials say retaliatory actions and counter-insurgency operations have also killed dozens of Taliban fighters.
South African mobile operator MTN has been named among seven other companies in a new United States lawsuit alleging that the companies paid off terrorists to continue business operations in the Middle East.
A similar attack killed six Afghan soldiers on Thursday, when a suicide bomber detonated his vehicle laden with explosives outside an army compound in the northern Balkh province.
Trump's decision was made without any promises from the Taliban, the Islamic fundamentalist group that ruled the country for many years and has been waging a war to regain control.
The Taliban said Sunday they have agreed to a temporary ceasefire in Afghanistan, providing a window during which a peace agreement with the United States could be signed.
More than 100,000 Afghan civilians have been killed or injured over the past decade, the United Nations reported Thursday, as it renewed calls to end the bloody 18-year conflict.