359 U.S. 236 (1959) Cited 2,559 times 33 Legal Analyses
Holding that "the States as well as the federal court must defer to the exclusive competence of the National Labor Relations Board" if "an activity is arguably subject to § 7 or § 8 of the [NLRA]"
573 U.S. 513 (2014) Cited 275 times 150 Legal Analyses
Holding that because there was no quorum of validly appointed board members, the NLRB “lacked authority to act,” and the enforcement order was therefore “void ab initio ”
436 U.S. 180 (1978) Cited 554 times 4 Legal Analyses
Holding that both state and federal courts must defer to the National Labor Relations Board when an activity is arguably protected under § 7 or prohibited by § 8 of the NLRA
Holding that state court could not issue injunction against peaceful strike sought by third-party railroad terminal operator to avoid economic damages from shutdown of terminal