Berlin Wall and to pass it on to the coming generations as a reminder to stand up for freedom and democracy to ensure that such injustice may never happen again," entreated Mayor Wowereit. "It has been shown once again: Freedom is invincible at the end. No wall can permanently withstand the desire for freedom", proclaimed President Wulff." Notes Bibliography Further reading Berlin Wall The Berlin Wall (, ) was a guarded concrete barrier that physically and ideologically divided Berlin from 1961 to 1989. Constructed by the German Democratic Republic (GDR, East Germany), starting on 13 August 1961, the Wall cut off (by
Berlin Wall East German border guards shot and killed would-be defectors. Such fatalities were later treated as acts of murder by the reunified Germany. The Berlin Wall was more than long. In June 1962, a second, parallel fence was built some farther into East German territory. The houses contained between the fences were razed and the inhabitants relocated, thus establishing what later became known as the "death strip". The death strip was covered with raked sand or gravel, rendering footprints easy to notice, easing the detection of trespassers and also enabling officers to see which guards had neglected their task; it offered