Volodymyr Zelensky engaged in intensive diplomatic efforts across Europe, meeting with Giorgia Meloni, Leo XIV, and leaders in Britain, France, and Germany to refine a peace proposal for US partners.Leo XIV emphasized Europe's crucial role in any peace agreement, warning against a deal excluding European powers and expressing concerns that Donald Trump's proposed plan risks altering the Atlantic Alliance.Concurrently, EU leaders, including António Costa, are pushing for an agreement to use proceeds from frozen Russian assets to aid Ukraine, reaffirming support for its territorial integrity ahead of their December 18 summit.