American history neither began nor ended on 9/11. That day's vile events shoved the nation down a darker path than it might otherwise have trod, but just as the attack inflicted on America was the poisoned fruit of past policy crimes and mistakes, the resultant flowering of government surveillance and information cap-ture grew from roots set far deeper than the rubble from the Twin Towers.
Within a month of the assault, a bill called the Uniting and Strengthening America by Providing Appropriate Tools Required to Intercept and Obstruct Terrorism Act, giving the federal government vast new snooping powers, appeared on the floors of the House and the Senate. The USA PATRIOT Act, soon to lose the USA in standard usage, was signed into law by President George W. Bush on October 26, 2001. Voting against it were 66 House members and just one senator: Russ Feingold (D–Wisc.).-
[reason.com]