The immeasurably famous Irving Berlin seems like the perfect example of a U.S. immigrant success story. But reality is complicated and imperfect, and so was Berlin’s music-filled life.
Research:

Robert Moses and the Shaping of New York, Part 2
42:12

Robert Moses and the Shaping of New York, Part 1
41:59

SYMHC Classics: Eradication of Smallpox
43:25