When is it appropriate to limit students free speech at school?

In 1988, the U.S. Supreme Court ruled in Hazelwood School District v. Kuhlmeier that public school officials can censor school-sponsored student expression as long as they have a valid educational reason for doing so. This decision has given school officials broad authority to regulate school-sponsored publications.

Explanation:

In 1988, the U.S. Supreme Court ruled in Hazelwood School District v. Kuhlmeier that public school officials can censor school-sponsored student expression as long as they have a valid educational reason for doing so. This decision has given school officials broad authority to regulate school-sponsored publications.

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there are isolated pockets of farming, generally around rivers and oases, which are used for irrigation.

ironic! also that is very weird to drink milk with ice

explanation: