Answers in the comments.
Among the U.S. Cabinet-level departments that no longer exist is one that was established in 1792 and was officially part of the Cabinet from 1872-1971. Name that department, which did not oversee any branch of the military.
What is the longest-running scripted U.S. primetime TV series by total number of episodes that has the name of a major U.S. city in its title?