The same reason class action lawsuits don't go after mom and pops. You target where the money and power are, and where they are mutually misused to gain the other.
Speaking truth to power falls under definition #2 of Patriot:
"a person who regards himself or herself as a defender, especially of individual rights, against presumed interference by the federal government. "
USA has the money: http://www.wolframalpha.com/input/?i=GDP+by+country USA has the guns: http://www.wolframalpha.com/input/?i=military+expenditures+b...
Speaking truth to power falls under definition #2 of Patriot: "a person who regards himself or herself as a defender, especially of individual rights, against presumed interference by the federal government. "
http://dictionary.reference.com/browse/patriot