Would you like more resources or is this enough?
https://www.businessinsider.com/denmark-strict-immigration-policies-ghetto-neighborhoods-2018-7
https://www.hrw.org/news/2022/03/16/denmarks-mismatched-treatment-syrian-and-ukrainian-refugees
https://www.washingtonpost.com/world/2023/08/18/germany-afd-polls-krah/