On 21 June 2025, activists from the group No Peace. No Climate Justice staged a protest in Kiel (Schleswig-Holstein) against militarization and for climate justice at the Kiel Week by climbing trees at the entrance of the naval base during the Navy's 'Open Ship' event, displaying banners reading 'Rescue at Sea Instead of War Missions' and 'Organize Against the Climate Crisis and Militarization'. Additional protesters handed out flyers and held banners on the ground, criticizing the global trend of rearmament.