35 years ago the Berlin wall fell, reuniting Germans who were divided between east and west for nearly three decades. As Berliners poured through holes in the concrete to reach the other side, the iron curtain that separated the Soviet Union from the West was shattered. For some, the event was a tragedy rather than a cause for celebration. Institute for European Politics research fellow Laura Worsch says Russian President Vladimir Putin calls the breakup of the Soviet Union the “greatest trauma and tragedy in Russian history. So there you can already see that in his world and in his ideology, …