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As one looks back, one sees that the fall of the Berlin Wall opened the door to three developments - the Eurozone, which was crafted around German unification, the free movement of peoples within Europe, particularly people from the new democracies of Eastern Europe, and, more broadly, it opened the door to globalization.

"Tracing The 43-Year History Of The U.K. In The European Union". "All Things Considered" with Ray Suarez, www.npr.org. June 25, 2016.
As one looks back, one sees that the fall of the Berlin Wall opened the door to three developments - the Eurozone, which was crafted around German unification, the free movement of peoples within Europe, particularly