On october 26, 2001, this law was signed into law by president george w. bush, giving police unprecedented ability to search, seize, detain, or eavesdrop in their pursuit of possible terrorists:
The full name is USA Patriot which stands for Uniting and Strengthening America by Providing Appropriate Tools Required to Intercept and Obstruct Terrorism and was an act that was implemented to fight terrorism domestically. There were many controversies because it was believed that many provisions of the act were unconstitutional.