This is just pure censorship, neither Twitter nor Facebook had any "rights" to disable account of the US President. Though on the other hand they are private corporations, as such you can never be free on their platforms, they just milking you for profit, that's why you reading this post as a picture from s platform where I can freely express my opinion. https://www.theguardian.com/us-news/2021/jan/06/facebook-twitter-youtube-trump-video-supporters-capitol