The regional ceasefire creates a rare window for humanitarian relief in a devastated combat zone while testing whether limited localized truces can build momentum for broader peace negotiations.
The high-level reassurance in London comes as US-Ukraine relations face severe strain over shifting American policies toward Russia, including recent sanctions waivers and diesel deals.
Amid escalating tensions over US policy shifts and sanctions waivers regarding Russia, European leaders are intensifying diplomatic efforts to ensure continued backing for Ukraine's self-defense and critical infrastructure.