BERLIN — The far-right Alternative for Germany (AfD) party has long stoked anti-immigration sentiment, but it’s making an exception for many Russian-speaking migrants from the former Soviet Union. This was evident on a recent Tuesday, when AfD politicians hosted a meeting in the German parliament to shed light on the conditions facing so-called Russlanddeutschen, or Russian Germans — ethnic Germans from the post-Soviet space who settled in Germany after the fall of the Berlin Wall. “The fate of Russian Germans and their future in Germany and elsewhere is close to our hearts,” said Jürgen Braun, an AfD parliamentarian, during the…