Ongoing US-led trilateral peace talks in Abu Dhabi, involving Ukrainian, Russian, and American delegations, represent the dominant recent catalyst for potential high-level visits to Ukraine before December 31. US envoys Steve Witkoff and Jared Kushner completed a Kyiv stop in mid-November following Moscow discussions, marking their first such visit since the full-scale invasion and coinciding with a temporary localized ceasefire. This followed the NATO Military Committee’s October delegation to Kyiv—the first in eight years—and aligns with intensified diplomatic activity amid battlefield pressure and prisoner-exchange progress. European leaders continue coordinating positions on security guarantees and de-escalation, while Zelenskyy engages partners at the European Political Community Summit. Any breakthrough or follow-on meetings could prompt additional official visits within the narrow window, though persistent territorial and trust issues limit near-term certainty.