Why was Khrushchev so concerned about the movement of East Germans to West Berlin??

The sort of social turmoil come about because of the war exertion in the US is that the rowdy Hessians cost the British the support of numerous regions that the British had trusted would remain a supporter. Laborers in boomtowns confronted a lack of houses and schools. African Americans confronted racial strains. Japanese Americans were frequently detained in camps and required to take dependability promises.