Federal Agencies & Commissions

[☭proletarian☭]

There are hundreds of federal agencies and commissions charged with handling such responsibilities as managing America's space program, protecting its forests, and gathering intelligence.

A-Z Index of U.S. Government Departments and Agencies (A): USA.gov


Anyone know if I can find a list/chart that explains the relations between these agencies (eg: INS being under DHS, what they do, and who's responsible for them?