Question

what action by the school did tlo claim had been illegal? calling the police on her without notifying her parents searching her belongings without a warrant questioning her without a lawyer present

Explanation:

This refers to the landmark U.S. Supreme Court case New Jersey v. T.L.O., where TLO argued that the school violated her Fourth Amendment rights by searching her purse without a warrant, a standard requirement for searches in non-school settings.

Answer:

searching her belongings without a warrant