I think it's useful to distinguish between what a President says, and what he uses his executive powers to do. As far as what he did, I think the most impactfu

I think it's useful to distinguish between what a President says, and what he uses his executive powers to do. As far as what he did, I think the most impactful was probably drastically reducing press briefings in which the free press can directly challenge the administration. https://pressgazette.co.uk/trump-vs-media-freedom-of-press-distrust/ https://pressgazette.co.uk/trump-vs-media-freedom-of-press-d...