"As demonstrated in The US and the Holocaust—a six-hour documentary series directed and produced by Ken Burns, Lynn Novick, and Sarah Botstein that aired on PBS last fall and is now available for streaming—antisemitic, xenophobic, and racist groups in American society had long used their political power to keep out immigrants perceived as undesirable, including Jews."
https://www.nybooks.com/articles/2023/06/22/the-millions-we-failed-to-save-us-and-the-holocaust-pbs/