//They're fleeing seemingly endless wars in their homelands.//
No they're not. They're fleeing northern France where they are perfectly safe and able to claim asylum.
//A youth conscripted in Eritrea has no prospect of being released from military service.//
Bad luck. The youth of such countries need to stay there and sort it out (rather like the youth of this country did in 1939) not simply up sticks because they don't like it.
//Let them bring their families.//
The current discussions, which involve proposals to accommodate migrants in various places other than hotels, are necessary precisely because this country has no accommodation for the thousands that are arriving here every month in small boats. Bearing that in mind, just how many are you suggesting the country "invites" here to further add to that problem and the problem of overwhelmed public services? Or don't you see it as a problem?
//Nothing so settles a young man as having his family, with its customs and traditions, around him.//
What, you mean replicate the cess pits that they have fled from?