After years of drift towards extremism, Germany's far right party takes a step back towards the mainstream.
A new left-wing leadership for Germany's Social Democrats represents a step into the unknown and means trouble for Angela Merkel.
Neither Australia nor the US wants to admit that it is part of a global movement. But despite its love of walls, Trumpism transcends national boundaries.
Cory Bernardi leaves politics, with his mission largely fulfilled. The Australian right has been remade, if not exactly in his image, at least in something uncomfortably like it.
Britain's December election is going to be a minefield of tactical voting. This is what happens when modern politics collides with a pre-modern electoral system.
Some Democrats worry that their nominating process can be taken hostage by extremists in the way the Republicans' was four years ago. This is one of the problems of presidential systems.
Three months out from the start of the US primary season, one of the top Democrat candidates has already bowed out, and another is barely hanging on.
Try yourself out on a 3-dimensional political diagnosis, and think about what this might mean for party realignment in Britain and elsewhere.
A German state delivers a majority to the extremists after a knife-edge count. Coalition-building is going to be very interesting.
An election on Sunday in the small German state of Thuringia may have big implications for European politics.