there is no restriction to posting on the talk page, and doing so is often a good way to get discussions going (if you have a good valid point about an error) and maybe getting a correction
I don’t trust Wikipedia on much that has to do with anything political or even subjects in other areas that my be controversial. Their whole system seems to make it too easy for partisans to slant or corrupt the articles:
https://www.latimes.com/archives/la-xpm-2006-jul-24-oe-haisch24-story.html
Like AI, you always have to check it against other sources.
(Also, look up the ‘Guerilla Skeptics’.)