... to Something I Recently Encountered Online....
Heritage is not "something you're told." It is an INHERITANCE. It can be chosen as an identity as much as anything else.
The claim that the Virginia Flaggers are "implicitly supporting ... racist ideology" is, at best, an opinion -- certainly not a judgment the claimer is qualified to make.
Erase "hate from our heritage?" The real problem is those who are reading hate into our heritage where none exists... and ignoring it where it did -- and still does exist.
The "dark parts" of the past have been jackhammered into America's consciousness over and over and over. The real risk comes from ignoring the ideas and objects we value about the past.