why the EU army .......

why the European doctrine aircraft is ... F-117 and not .... "TEMPEST" https://www.komputerswiat.pl/nauka-i-technika/militaria/tempest-oficjalnie-pokazano-pierwszy-model-mysliwca-przyszlosci/tm5xe57 or " Future Combat Air System"

https://www.airbus.com/en/products-services/defence/future-combat-air-system-fcas