Ukrainian President Volodymyr Zelensky told German lawmakers that Russia was building a “wall” in Europe that threatened to split the continent anew and appealed for greater support from Berlin. Zelensky made the Cold War comparison – of a Europe divided between those who enjoy freedom, and those who suffer under tyranny – during a video address to lawmakers in the Bundestag that referenced US president Ronald Reagan’s famous appeal to Soviet leader Mikhail Gorbachev to “tear down” the Berlin Wall. “You somehow find yourself back behind a wall, not the Berlin Wall, but in the middle of Europe,…