The conflict in the case Tinker v. Des Moines Independent Community School District (1969) arose from the actions of students who decided to wear black armbands to school in protest of the Vietnam War. Specifically, students Mary Beth Tinker, along with her brother John and their friend Christopher Eckhardt, planned to wear the armbands as a symbol of their opposition to the war and to commemorate those who had died in the conflict.
The school administration, upon learning of the students' plans, preemptively implemented a policy that prohibited the wearing of armbands. The students were instructed to remove their armbands, and when they refused to comply, they were suspended from school. This led to the students and their families filing a lawsuit against the school district, arguing that their First Amendment rights to free speech had been violated.
The case ultimately reached the Supreme Court, which ruled in favor of the students, affirming that students do not "shed their constitutional rights to freedom of speech or expression at the schoolhouse gate." The Court held that the wearing of armbands was a form of symbolic speech protected by the First Amendment, and that the school had not demonstrated that the armbands would substantially disrupt educational activities. This landmark decision underscored the importance of student free speech rights in public schools.