Question: Were United States v. Nixon and Zelman v. Simmons-Harris both US Supreme Court cases?
Sentence (from "Zelman v. Simmons-Harris"): Zelman v. Simmons-Harris, 536 U.S. 639 (2002) , was a 5-4 decision of the United States Supreme Court that upheld an Ohio program that used school vouchers.
Relevant evidence: Yes