Complex sentence: In Russia, she married Maurice Heine, leader of a Yiddish theater troupe; with him, as Sara Heine, she left in 1884 for New York City, after the 1883 ban on Yiddish theater in Imperial Russia.
Split into simpler sentences: In Russia, she married Maurice Heine, leader of a Yiddish theater troupe. With him (as Sara Heine) she left in 1884 for New York City, after the 1883 ban on Yiddish theater in Imperial Russia.