The U.S. Freedom of Information Act of 1974 contains the following exemptions from disclosure: * Exemption 1: classified national defense and foreign relations information * Exemption 2: internal agency rules and practices (personnel) * Exemption 3: information that is prohibited from disclosure by another federal law * Exemption 4: trade secrets and other confidential business information * Exemption 5: inter-agency or intra-agency communications that are protected by legal privileges. * Exemption 6: information involving matters of personal privacy * Exemption 7: records or information compiled for law enforcement purposes, to the extent that the production of those records A) could reasonably be expected to interfere with enforcement proceedings, B) would depri