The Warsaw Ghetto Section of eight-foot high concrete wall encircling Jewish ghetto. Behind this eight-foot concrete wall some 500,000 Jews will begin a new life in Warsaw's ghetto. By German decree, all Warsaw Jews are required to reside in the district, located in the central part of the conquered city. It surrounds more than 100 city blocks and closes off 200 streets and even street car lines. Warsaw, Poland, 20th December 1940