Andrew Richard Casarez is a 27-year-old pizza delivery driver and the leading voice in a confederation of neo-Nazis, HuffPost has confirmed.
Some Black lawmakers are urging colleges and local governments to defy state law and act on their own.
The Charleston church shooting resulted in the first-ever death sentence for a federal hate crime.
Roof, a white supremacist, posed with the flag in photos before killing nine worshippers in a historically Black church.
The Christchurch massacre was built on existing far-right memes that fueled a live-streaming gunman's viral aspirations.
YouTube still carries videos featuring the neo-Nazi hate monger, and Amazon still sells his books.
Benjamin Thomas Samuel McDowell, 31, pleaded guilty to a single federal charge after being arrested in an FBI sting.
The shooting survivors sued the government over the failure of an FBI-run background check system to prevent the purchase of the murder weapon.
The movement to remove the monuments began after white nationalist Dylann Roof killed nine black parishioners in a South Carolina.
On Snapchat, 18-year-old Morgan Roof said she hoped the protests were "a trap and y'all get shot."