Complex sentence: During WW2 tens of thousands of Jews from the European parts of the Soviet Union arrived in Uzbekistan as refugees or were exiled by Stalin, and by 1970 there were 103,000 Jews registered in the republic.
Split into simpler sentences: During WW2 tens of thousands of Jews from the European parts of the Soviet Union arrived in Uzbekistan as refugees or were exiled by Stalin. By 1970 there were 103,000 Jews registered in the republic.