Complex sentence: On November 14--17,1935, the 1st All-Union Stakhanovite Conference took place at the Kremlin, which emphasized the outstanding role of the Stakhanovite movement in socialist re-construction of the national economy.
Split into simpler sentences: On November 14--17,1935, the 1st All-Union Stakhanovite Conference took place at the Kremlin. The conference emphasized the outstanding role of the Stakhanovite movement in the socialist re-construction of the national economy.