human
In these quintessential public forums, . . . [f]or the State to enforce a content-based exclusion it must show that its regulation is necessary to serve a compelling state interest and that it is narrowly drawn to achieve that end. Perry Educ. Ass'n v. Perry Local Educs. Ass'n, 460 U.S. 37, 45 (1983); see also Int'l Soc'y for Krishna Consciousness, 505 U.S. at 678 (
gpt
); Frisby, 487 U.S. at 480 (
human
). A second category of fora, known as designated (or limited) public fora,
gpt
Perry, 460 U.S. at 46. Whereas any content-based restriction on the use of traditional public fora is subject to strict scrutiny, the state is generally permitted, as long as it does not discriminate on the basis of viewpoint, to limit a designated public forum to certain speakers or the discussion of certain subjects. See Perry, 460 U.S. at 45 n.7. Once it has defined the limits of a designated public forum, however,