The FCC exists (in part) to enforce a certain morality on public broadcasters. Whatever we think about that today, that was a core responsibility of the FCC when it started and that still exists today.
replies(9):
Source: https://www.fcc.gov/sites/default/files/the_fcc_and_freedom_...
"Last Reviewed: 12/30/19" (Trump's first term)
As I said, the FCC is allowed to enforce a certain morality. It seems clear that the morality being enforced would fall in line with the ruling power of the day.