Open this photo in gallery: U.S. Vice-President JD Vance attends a bilateral meeting on the sidelines of the Munich Security Conference in Munich, Germany, on Feb. 14.Leah Millis/Reuters U.S. Vice-President JD Vance on Friday backed a German far-right party as an eligible political partner in remarks rebuffed by Berlin as unwelcome interference in an upcoming election. The anti-immigration AfD, currently polling at around 20% ahead of the February 23 general election, has pariah status among other major political parties in a country with a taboo about far-right politics because of its Nazi past. In a policy dubbed the “firewall,” parties...