Core Viewpoint - Ukrainian President Zelensky discussed with US President Trump the need for stronger sanctions against Russia and a proposal to protect Ukrainian airspace during a phone call following an online meeting of the "Volunteer Alliance" [1] Group 1: Sanctions and Peace Efforts - Zelensky emphasized the importance of applying pressure on Russia through strong economic measures to achieve "real peace" in the Russia-Ukraine situation [1] - The discussion included various options to push the situation towards peace, highlighting the necessity of economic actions against Russia [1] Group 2: Airspace Protection - Zelensky proposed a plan to protect Ukrainian airspace to prevent Russian missiles and drones from causing civilian casualties [1] - The conversation focused on maximizing the protection of Ukraine's airspace as a critical measure to safeguard its citizens [1] Group 3: International Support - European Commission President von der Leyen announced that 26 countries in the "Volunteer Alliance" committed to deploying military forces in Ukraine under a ceasefire or peace agreement framework to provide security guarantees [1]