In 1996, the Antiterrorism and Effective Death Penalty Act

The Antiterrorism and Effective Death Penalty Act of 1996 was passed after the Oklahoma City bombing and other terrorist attacks. It strengthened measures to protect federal buildings, including facilities abroad. It did not close the Oklahoma City building or temporarily shut all federal buildings, and it did not outlaw groups simply for opposing the government.

AI-written and checked against the verified answer.