Afghanistan's tentative recent peace is at risk of giving way to chaos and renewed fighting as the country enters winter, according to three former government officials who spoke to Newsweek.

One warned of an impending "humanitarian catastrophe" and said it is the "moral obligation" of the international community, in particular the U.S., to help Afghanistan through a crisis they helped create.

The Taliban government in Kabul is facing a range of serious challenges as it prepares for its first winter in control of the war-torn country for two decades.

The militant group must make a rapid transition from guerilla force to government, even while grappling with economic crises, international isolation, and the threat of further terrorist attacks by Islamic State Khorasan Province (ISIS-K).

Read more: Newsweek