 Complete the following phrase:  As part of his , at the end of 1939 Liebknecht took charge of the Department of Health and Social Matters at the All Unions Academiy for Architecture in Moscow. After the German invasion, which began in June 1941, he was mandated to work in collaboration with the Red army on plans for underground medical facilities. As the German army advanced towards Moscow it became more important than ever that he always presented himself as a loyal Soviet citizen. His architectural designs came with ever more Russian national flourishes As the Germans came closer the entire All Unions Academy - including all its workers - was evactuated to Shymkent Шымкент, an industrial city with a rich cultural heritage in Kazakhstan. After the focus of the fighting turned, with 