Different U.S Agencies

This is Tommy's blog, it will contain information about different government agencies like the FBI, the CIA, the FAA, the EPA, ATF, CDC, DEA, FCC, FDA, FEMA, NASA, MDA, USPS, ICE, U.S. Mint, Homeland Security, and the different branches of the military.  Also the roles of each of the agencies who created them, who runs them, what their jobs are and how they affect the way we live. Also the history of each agency and why the were created.