//it takes one aspect of a complex situation and promotes it as a deliberate act of malice. A load of TROB snowflakes will want to believe it and that denigrates the memory of the Greatest Briton, that's the harm kromo.//
The 'harm' you are describing is thought crime, 3T. Notice that his argument was effectively (and politely) disassembled by all the panelists. Nobody interrupted anyone else. Nobody called anyone any names, as appears to be the instinctive response on the Answerbank. There was a perfectly decent discussion about the topic (or as decent as you can get in 4 minutes on morning TV). There's nothing dangerous about the view he is expressing - he isn't advocating hate or violence, he's expressing opinions about history that you and I find distasteful and inaccurate. It's allowed.