“…These challenges include matters concerning its economic policies and border security, along with the effects of the COVID-19 pandemic and the Russian-Ukraine War. Since the UK decided to leave the EU in 2016, which stands as a turning point in the legitimation of Euroscepticism, there has been ongoing concern about possible 'spillover' Brexit effects in other countries (De Luca, 2023;Rivas-de-Roca & García-Gordillo, 2022;Vasilopoulou, 2016;Walter, 2020Walter, , 2021. Indeed, challenges to further European integration persist due to both internal structural factors and external issues, with national aspects playing a key role in guiding the process of European integration.…”