William J. Brennan, Jr., Cameron v. Johnson (390 U.S. 611…
“ Appellants' case that there are 'special circumstances' establishing irreparable injury sufficient to justify federal intervention must therefore come down to the proposition that the statute was enforced against them, not because the Mississippi officials in good faith regarded the picketing as violating the statute, but in bad faith as harassing appellants' exercise of protected expression with no intention of pressing the charges or with no expectation of obtaining convictions, knowing that appellants' conduct did not violate the statute. ”
