Group 1 - The European Union (EU) is prioritizing the construction of a "drone wall" along the borders with Ukraine and Russia, following recent drone incidents in Poland and Denmark [2][3] - The "drone wall" is expected to have advanced reconnaissance, tracking, and interception capabilities, with an estimated cost of several billion euros [2][3] - The initiative was discussed in a video conference involving defense ministers from several EU countries, including Poland, Denmark, and Bulgaria, as well as representatives from Ukraine and NATO [2][3] Group 2 - Recent drone incursions into Polish airspace have been attributed to Russia by Polish and NATO officials, which Russia has denied [3] - Tensions have escalated between Ukraine and Hungary, with Ukraine accusing Hungary of deploying reconnaissance drones over its territory, which Hungary has dismissed as baseless [4][6] - The ongoing drone incidents have further strained diplomatic relations between Ukraine and Hungary, with both sides exchanging accusations and imposing travel bans on military officials [4][6]

Group 1 - The European Union (EU) is prioritizing the construction of a "drone wall" along the borders with Ukraine and Russia, following recent drone incidents in Poland and Denmark [2][3] - The EU's defense officials, including Andrius Kubilius, emphasized the need for a strong and united response to perceived threats from Russia, which is seen as testing the EU and NATO [2] - The estimated cost for the "drone wall" is projected to be in the billions of euros, with discussions on budget expected to take place in October [2] Group 2 - Recent drone incursions into Polish airspace have led to military responses, with claims that these drones originated from Russia, which Russia has denied [3] - Tensions have escalated between Ukraine and Hungary, with Ukraine accusing Hungary of using reconnaissance drones to spy on its territory, while Hungary refutes these claims as baseless [4][5] - The diplomatic relationship between Ukraine and Hungary has been strained, with mutual accusations and sanctions being exchanged, particularly regarding energy supply issues and military actions [5]