Winter v. Natural Res. Def. Council, Inc.

Holding that a plaintiff must establish "that he is likely to suffer irreparable harm"

World-Wide Volkswagen Corp. v. Woodson

Holding that an Oklahoma court could not exercise personal jurisdiction over a car retailer when the retailer's only connection to Oklahoma was the fact that a car sold in New York became involved in an accident in Oklahoma

Younger v. Harris

Holding that it was improper for the district court in that case to enjoin a state prosecution against Younger, in light of "the national policy forbidding federal courts to stay or enjoin pending state court proceedings except under special circumstances"

Wilton v. Seven Falls Co.

Holding that in declaratory judgment actions, district courts have “greater” discretion to abstain than under Colorado River's “exceptional circumstances” test

Sprint Commc'ns, Inc. v. Jacobs

Holding that "these three 'exceptional' categories . . . define Younger's scope"

Colorado River Water Cons. Dist. v. U.S.

Holding that, in limited circumstances, federal courts should abstain from deciding a case when there are related proceedings pending in state court

Piper Aircraft Co. v. Reyno

Holding that potential change in law cannot, by itself, fend off dismissal under forum non conveniens absent showing that new law is "clearly inadequate or unsatisfactory"

Middlesex Ethics Comm. v. Garden State Bar Assn

Holding that because an important state interest was involved and no bad faith, harassment, or other exceptional circumstances dictated to the contrary, federal courts should abstain from interfering with ongoing state bar disciplinary proceedings

Int'l Shoe Co. v. Washington

Holding that states may exercise personal jurisdiction over out-of-state defendants with "certain minimum contacts with [the forum] such that the maintenance of the suit does not offend ‘traditional notions of fair play and substantial justice’ " (quoting Milliken v. Meyer , 311 U.S. 457, 463, 61 S.Ct. 339, 85 L.Ed. 278 (1940) )

Pennzoil Co. v. Texaco Inc.

Holding that a federal court may not enjoin execution of a state court judgment pending appeal of that judgment to a state appellate court

Section 1983 - Civil action for deprivation of rights

Holding liable any state actor who "subjects, or causes [a person] to be subjected" to a constitutional violation

Section 349 - Deceptive acts and practices unlawful

Granting "any person who has been injured by reason of any violation of this section" the right to "bring an action in his own name"

Section 93A:2 - Unfair practices; legislative intent; rules and regulations

Granting Massachusetts attorney general the authority to make rules and regulations interpreting section 2

Section 19.86.020 - Unfair competition, practices, declared unlawful

Prohibiting "[u]nfair methods of competition and unfair or deceptive acts or practices in the conduct of any trade or commerce"

Section 63 - General duties

Specifying that in such circumstances the Attorney General or her deputy will exercise the powers the district attorney “would otherwise” hold, and the district attorney is limited to “exercise[ing] such powers . . . as are required of him by the attorney-general or the deputy attorney-general so attending”

Section 2304 - Motion to quash, fix conditions or modify

Governing motions to quash or modify subpoenas, which provides for no stay upon making motion

Section 2308 - Disobedience of subpoena

Section 352 - Investigation by attorney-general

Observing that in such situations "a witness subpoenaed to appear * * * has no constitutional right to * * * counsel" [supra, at 65]

Section 93A:1 - Definitions

Defining "trade" and "commerce"

Section 21.20.010 - Unlawful offers, sales, purchases

Relating to fraud in the solicitation of the sale of securities

Rule 26 - General Provisions Governing Discovery