Complex sentence: Nearly 700,000 Jews immigrated to Israel between May 1948 and December 1951, doubling the state's Jewish population; in 1950, Israel passed the Law of Return, giving people of Jewish ancestry and their spouses the right to settle there.
Split into simpler sentences: Nearly 700,000 Jews immigrated to Israel between May 1948 and December 1951, doubling the state's Jewish population. In 1950, Israel passed the Law of Return, giving people of Jewish ancestry and their spouses the right to settle there.