"It’s a very delicate issue, and my disappointment is the peace period didn’t last very long but I heard that the two main players, Russia and the US, continue to influence the situation to make sure that it comes to real peace, a real standstill," Schneider-Ammann said.
The Swiss president noted that it was "absolutely necessary" to resolve the crisis in the Middle East as a whole.
"The situation is quite dramatic and it needs correction sooner than later," he added.
On September 9, Russia and the United States announced a new peace plan to address the five-year conflict in Syria. The ceasefire stipulated by the agreement came into force on September 12, but the warring sides have since accused each other of numerous violations.