European politics has had yet another wake-up call. The startling success of Alternative for Germany in Saxony-Anhalt, where the far-right party this month received 43.8 percent of the vote and came within three seats of an outright majority, represents a harbinger of what is to come. This is the closest a far-right party has come to winning power in a German state since the Second World War. The impact will be felt across the continent, representing a huge threat to immigrants, particularly Mus