Directly behind the Brandenburg Gate lurked the Berlin Wall and all that it symbolized. Reagan stood in front of an enormous crowd—and an array of television cameras from all over the world—and issued his challenge. “General Secretary Gorbachev,” he said, “if you seek peace, if you seek prosperity for the Soviet Union and Eastern Europe, if you seek liberalization, come here to this gate. Mr. Gorbachev, open this gate. Mr. Gorbachev, tear down this wall.”