Sri Lanka, Nov. 24 -- Talks in Geneva between the US and Ukraine aimed at ending the war with Russia have concluded, with officials from both sides reporting "progress" and an intention to continue working.

However, no details have emerged on how to bridge the considerable divide between Moscow and Kyiv over territorial issues and security guarantees for Ukraine.

Ukraine's president Volodymyr Zelensky welcomed the "important steps" that had been made but warned that the "main problem" facing the peace talks was Vladimir Putin's demand for legal recognition of Russian-occupied territories in eastern Ukraine.

"This would break the principle of territorial integrity and sovereignty," he said, highlighting concerns that Moscow could be rew...