In a remarkable operation, the Polish intelligence service has apprehended a man believed to be involved in an apparent intended attack on Ukrainian President Volodymyr Zelenskyy. The arrest, which can be seen as a preemptive strike against an international threat, took place on Polish territory. Authorities in Warsaw stated that the detained Polish national is accused of collaborating with foreign intelligence services to the detriment of Poland – a charge that, if convicted, could result in a prison sentence of up to eight years. Especially serious are the revelations that surfaced during the investigation: The accused is alleged to have gathered detailed knowledge of security protocols at Rzeszów Airport and to have passed this information on to Russian contacts. Presumably, this knowledge was meant to assist a Russian intelligence service in orchestrating a potential attack on a high-ranking foreign government official – nothing less than an assassination plot against Zelenskyy. This case notably highlights cross-border investigations: Information on the suspect came from Ukrainian justice authorities, who supported Polish investigators with a robust body of evidence. The suspect himself maintained contacts with Russian citizens directly linked to the hostilities in Ukraine. This Polish-Ukrainian cooperation once again illustrates the close ties between the two countries, which are bonded at the EU and NATO levels. Against this highly charged backdrop, the role of Rzeszow Airport in southeastern Poland as a geopolitical hub becomes even clearer. With its proximity to the Polish-Ukrainian border, it serves as a central hub for Western support and the starting point for official visits to Ukraine. The airport's strategic importance as a bottleneck for diplomatic travel is further heightened by the current security situation and the resulting high state of alert. Experts and allies are watching the further developments in this matter with anticipation, as it serves as another piece in the complex security policy puzzle between East and West.