Foreign Minister Salahuddin Rabbani on Sunday left Kabul for Washington where he is expected to participate at a two-day international conference on Islamic State (IS) in the United States.
Rabbani is expected to address the challenges as Afghanistan faces in terms of insurgent groups presence in the country.
Foreign ministers from 68 countries are due to attend the conference where they will discuss ways to tackle the insurgent groups.
Speaking at a news conference in Kabul before leaving to U.S. Rabbani said that Afghanistan will never succeed in fight against terrorism unless the sanctuaries of insurgents being eliminated.
"We call on neighboring countries including those which provide sanctuaries to militants to take serious actions against terrorism," he added.