Imagine if 80 million people immigrated to the US over the next decade or two, most of them from non-Christian cultures. I imagine this would lead to, at least,

Imagine if 80 million people immigrated to the US over the next decade or two, most of them from non-Christian cultures. I imagine this would lead to, at least, a major political crisis in US history - i.e. major rise of xenophobic far right, talks of secession or even civil war etc. AND, that is in a country that's very open to immigration, compared to Germany.