Iran war remains a critical topic for EU leaders.
Druzhba pipeline disputes are expected to be a major agenda item.
50th anniversary of the EPP overshadowed by anti-EU allegations.
Iceland's Foreign Minister addresses EU concerns.
Briefing: Iran War and Druzhba Dispute to Dominate EU Leaders’ Summit
Strategic angle: Key discussions at the upcoming summit will focus on the ongoing Iran conflict and the Druzhba pipeline issues.