Raising the minimum wage won't end poverty, it'll exacerbate it, because increasing the price of human labor will make it even less cost-effective than automation, hastening the coming unemployment apocalypse. This is why we need a universal basic income now.
They are not evidence of 1) Loss of wealth (migrants are a net benefit to economies) 1) Loss of expertise (migrants are a net benefit to knowledge economies) 2) An impending civil war (no sign of this) 3) Islamisation of the country within 1/2 generations. (a wild statement)