Berlin Wall


 * Reagan demanded that Gorbachev "tear it down" in 1989
 * Formerly divided Berlin, the capital of Germany
 * Was built in response to Eastern European migration into Western Europe
 * Wooden crosses near Checkpoint Charlie commemorate  its victims
 * Peter Fletcher was shot and killed here
 * President Kennedy publicly opposed it but privately preferred it to war
 * A standoff occured here when Lucius Clay ordered tanks to it
 * The Basic Treaty acknowledged the realities of life after it was built