If free speech means anything, it's the ability to criticize authorities, whether governmental, religious, or social. Don't like it? Authorities should either defend their decisions or don't be douches.
I'm sure your caustic snark annoyed them, but, TBF, you have to be either a damned fool or a paid shill to think "Pig Empire" refers to anything other than US capital-fascism -- especially coming from @AnarchoNinaWrites
That level of disingenuous action deserves mocking.