the answer is the USA Patriot Act.
This law states for "Uniting and Strengthening America by Providing Appropriate Tools Required to Intercept and Obstruct Terrorism Act", that is to say "Law to unite and fortify America, that is, the United States, providing the appropriate tools to prevent and hinder terrorism"), is a law United States federal It was approved by an overwhelming majority by both the House of Representatives and the US Senate and then promulgated by US President George W. Bush on October 26, 2001, after the attacks of September 11, 2001.