Law
The Doctrine of Executive Privilege in Presidential Accountability
Quick fact
In United States v. Nixon (1974), the Supreme Court unanimously ruled that executive privilege is not absolute and must yield to a subpoena in a criminal case, even when the president claims confidentiality. This decision forced President Nixon to surrender the Watergate tapes.
Why this is interesting
Imagine a president who can keep secrets from Congress and the courts. Is there a limit to that secrecy?