There are very few secrets in government. Think of all the whistleblowers. And if someone is wronged, you know the press would be more than happy to report their story.
(Note: Sorry, I meant to post a reply the first time, not send a freepmail. That was an accident.)
Yes, let us think of all the whistleblowers.
There is, for example, this whistleblower who wanted to blow the whistle on government shenanigans at Los Alamos Nuclear Lab:
And yet you trust the government to do the right thing with the Patriot Act.
Think also of all the potential whistleblowers who get intimidated into silence. Do you think we know everything that the Clintons were up to?