“foreigners to bolster the population”
True.
In my area (northeastern NJ) whole schools would close without the trafficked children, and the teachers’ unions fight to prevent that (prohibiting research into whether or not students are even here legally, for example). The county north of me just added another “official” language to English & Spanish - Korean! As jobs leave the area and American workers follow them, they are replaced with Hispanics and Asians to prevent ghost towns from arising from the ashes of America’s heyday...