How are there not better sources than that? For all I know the book is Russian propaganda and the Telegram channels are conspiracy theorists who will say anything to convince me. Are there no videos and pictures of the events? 3rd party news sites? Anything cross-referencable?

If I spent effort researching every rabbit hole someone on Lemmy said "trust me bro, you'll understand after you dO yOuR rEaSEaRcH" I would be 80yrs old and hardly any more informed by now