Why does wearing armbands fall within the protection of the free speech clause

Tinker v. Des Moines was a court case in which a student protesting the veitnam war by wearing a black armband was requested to move it by the teachers, the student took the school to court where the judge proclaimed your right to freedom of speech doesn't end when you walk through the school doors. can someone answer my math thanks

s the president shall be commander in chief of the army and navy of the united states, and of the militia of the several states, when called into the actual service of the united states; he may require the opinion, in writing, of the principal officer in each of the executive departments. sooo yeahhh

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the big question intentionally left by halloween 2018 is whether michael myers is really dead or not. the last time we see him, michael is trapped in the cage just as laurie's house starts to burn. however, when the film cut back to the flames, the room appears empty.

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