Complex sentence: Thus, Abendroth became a prominent artist of East Germany, conducting throughout the Communist Europe-he was the first German, invited for conducting at the Soviet Union after the war -, and also touring Finland and Switzerland.
Split into simpler sentences: Thus, Abendroth became a prominent artist of East Germany. He conducted throughout the Communist Europe-he was the first German, invited for conducting at the Soviet Union after the war -, and also touring Finland and Switzerland.