Abe Fortas,
Carroll v. President and Commissioners of Princess Anne…
“ The issuance of an injunction which aborts a scheduled rally or public meeting, even if the restraint is of short duration, is a matter of importance and consequence in view of the First Amendment's imperative. The denial of a basic procedural right in these circumstances is not excused by the availability of post-issuance procedure which could not possibly serve to rescue the August 7 meeting, but, at best, could have shortened the period in which petitioners were prevented from holding a rally. ”
