EU leaders used the 19 June 2026 European Council conclusions to reaffirm "firm and unwavering" support for Ukraine and, after meeting President Zelenskyy, explicitly welcomed the 15 June opening of the fundamentals cluster in accession talks. They also signalled support for opening additional negotiation clusters, keeping enlargement tied to wartime political backing on the EU's near-term agenda.
Δ What changed is a new top-level political endorsement by the European Council after the 15 June cluster opening, with explicit backing for opening additional clusters rather than only acknowledging the first step.
Why it matters today · European Council backing turns the first cluster opening into momentum for more chapters, tying wartime solidarity to concrete accession pace.