Most of the migrants from Africa/Middle East represent huge social and economic burdens that might very will permanently sink some European countries, given the differential levels of fertility between the native and introduced populations.
Non-Western migrants in Denmark cost that country about 10% of its total Government spending: https://www.thelocal.dk/20211015/denmark-says-non-western-im...
https://tradingeconomics.com/denmark/government-spending#:~:....
Here's social welfare use in the Netherlands: http://i.imgur.com/dqTa8d4.png