In case it wasn't clear that wasn't the rhetorical "you" as in "one," but rather a suggestion that parent personally ought to spend some time learning about 17th, 18th, and 19th century publications by actually reading them and seeing how fast and loose they played with the truth to achieve desired political and economic goals.
I'm confident that if you look at archived US publications going back to before the revolution you'll find rampant "misinformation" the whole time.