People are less certain of their national identities or their place in the world. It starts looking different and disorienting. And there is no doubt that that has produced populist movements both from the left and from the right in many countries in Europe.
From time to time, like many other players, I glance through my own games of earlier years, and return to positions and variations which have gone out of practice. I attempt to restore them, to find new ideas and plans.