Multilateral relations of Poland

cultural and political alliance in Central Europe

international political forum of Middle-European states

forum of regional cooperation in Central and Eastern Europe, counting 18 member states; formed in Budapest in 1989

military unit

EU informal meeting

Weimar+ (or Weimar Plus) is a European diplomatic and geopolitical alliance first named in February 2025, expanding upon the original Weimar Triangle regional alliance of France, Germany, and Poland (all within the European Union) to include additional major European powers such as the United Kingdom and Italy. The group was immediately established in response to shifts in United States foreign policy towards the ongoing Russo-Ukrainian War and the transatlantic security architecture under the Trump administration, particularly United States president Donald Trump's telephone conversation with