Berlin Wall a notable moment of the Cold War and a high point of the New Frontier. It was a great morale boost for West Berliners, who lived in an exclave deep inside East Germany and feared a possible East German occupation. In a speech at the Brandenburg Gate commemorating the 750th anniversary of Berlin on 12 June 1987, U.S. President Ronald Reagan challenged Mikhail Gorbachev, then the General Secretary of the Communist Party of the Soviet Union, to tear down the Wall as a symbol of increasing freedom in the Eastern Bloc: In June 1989 the Hungarian government began dismantling the
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