In cox v. louíslana, 1965, the supreme court upheld limltations on which public gatherings? protesting on religious holidays parades near a courthouse picketing of places of business marches near federal offices

Cox v. Louisiana held that states could not use "breach of the peace statutes" against protestors engaging in peaceable demonstration.  They however did place limitations on parades or picketing near courthouses.

c, to compete

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