Germany’s largest opposition party is a Rorschach test for the nation’s politics

BERLIN — Armin-Paulus Hampel, a former journalist and commentator who now is a member of the Bundestag, is ebullient, affable, opinionated, voluble and excellent company at lunch. But because his party is Alternative for Germany, one wonders whether he is representative of it, and whether he is as congenial politically as he is socially.