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In one case, the university had pushed to delete records related to an arrest. In another, the university was accused of hiding communications on encrypted apps.

The four plaintiffs, two of whom are recent graduates and two who are current students, allege UT Austin violated their First Amendment rights. They also state in the federal lawsuit that they fear further retaliation for pro-Palestinian activism.

Two of the state’s most powerful university systems, the University of Texas and Texas A&M, have led efforts to censor drag performances on public college campuses.

The lawyer for a protester arrested at a pro-Israel event argues UT officials actively hid communications about the case by using apps that can delete messages.

Hundreds of students and recent graduates in Texas have had their legal status changed by the U.S Department of State over the last few weeks.

The Trump administration has been slashing funding for a federal agency that supports biomedical research across the U.S. UT Austin professors say funding from the National Institutes of Health is essential for running their labs.

The U.S. Secretary of State has said more than 300 student visas have been revoked. That may include two recent graduates of UT Austin, who were staying in the country to work.

Students plan to protest the national conference. UT had no comment on the views of some of the conference speakers.

The move comes a few weeks after the Texas A&M System issued a similar ban, which is being challenged in court.

The demonstrators rallied against what they called an "ongoing crackdown" on protests against Israel's war in Gaza.