Pledge of Allegiance

Supreme Court
West Virginia State Board of Education v. Barnette, 319 U.S. 624 (1943)

Other
Sherman v. Community Consolidated School District, 980 F.2d 437 (7th Cir. 1992)
Lipp v. Morris, 579 F.2d 834 (3rd Cir. 1978)

History and text of the Pledge of Allegiance

Pledge of Allegiance statutes, state by state

(See also cases & resources for “Pledge of Allegiance & religious liberty in public schools.”)