European leaders are expressing concerns about the U.S.-led Ukraine peace plan, insisting that negotiations must involve all European parties to ensure a comprehensive resolution. The U.S. proposal has sparked debate, with diplomats from Paris, Berlin, and Helsinki emphasizing that Europe cannot be sidelined. While the U.S. and Ukraine have made progress, European officials stress the need for a more inclusive approach to address key security and sovereignty issues, such as limiting Ukraine’s military capabilities.