Recent fighting in Syria between the Syrian army and the Syrian Democratic Forces (SDF) presents a "nightmare scenario" for the United States, according to Rob Geist Pinfold, a lecturer at King's College London. The renewed conflict raises concerns about regional stability and the potential resurgence of extremist groups, particularly ISIS.

Pinfold stated that the fighting complicates the already intricate geopolitical landscape in Syria. The SDF, a key U.S. ally in the fight against ISIS, now finds itself in direct conflict with the Syrian army, potentially diverting resources and attention away from counter-terrorism efforts. This shift in focus could create a vacuum that ISIS and other extremist organizations could exploit to regain territory and influence.

The U.S. has historically supported the SDF in its efforts to combat ISIS and maintain stability in northeastern Syria. However, the current conflict puts the U.S. in a difficult position, potentially forcing it to choose between supporting its ally and avoiding direct confrontation with the Syrian government, which is backed by Russia and Iran.

The situation is further complicated by the presence of various other actors in Syria, including Turkey, which views the SDF as a threat to its national security. Turkish military operations in northern Syria have previously targeted SDF positions, adding another layer of complexity to the conflict.

The implications of this renewed fighting extend beyond Syria's borders. A destabilized Syria could lead to a new wave of refugees and further exacerbate regional tensions. The conflict also raises questions about the future of U.S. involvement in the region and its ability to effectively counter terrorism in a complex and ever-changing environment.

As of January 18, 2026, the fighting between the Syrian army and the SDF continues, with no immediate signs of de-escalation. The U.S. is likely to engage in diplomatic efforts to mediate a ceasefire and prevent further escalation, but the success of these efforts remains uncertain. The situation requires careful monitoring and a comprehensive strategy to address the underlying causes of the conflict and prevent a further deterioration of the security situation in Syria.