BERLIN — In Germany, as in a number of European countries, support for the far right is surging. Buoyed by discontent over the economy and energy policy, Alternative for Deutschland (AfD) has been gaining in the polls ahead of regional elections in East Germany in 2024 and in Bavaria later this fall. An anti-migration, climate change-denying party, AfD won its first district council election in Sonneberg — a town in eastern Germany — this past June and holds 78 seats (a little more than 10 percent) in the national legislature. The backing it has picked up is notable: National polling...