That was the whole point of The_Donald – to protest the perceived abuses of other subs by doing the same thing more blatantly.
That's what they mean when say they're a "free speech" subreddit: they're protesting against restrictions on free speech, they aren't providing a place for free speech.
That is just ridiculous. Creating false stories, calling out anyone who doesnt agree with them with insulting names, going on witch hunts etc is not protesting the restrictions on free speech. This only strengthens the resolve of people who want to restrict free speech even more.
That's what they mean when say they're a "free speech" subreddit: they're protesting against restrictions on free speech, they aren't providing a place for free speech.