The biggest terrorist threat to the US is Islamic extremism. The second biggest terrorist threat is right wing extremists.
No one else comes close.
Here's a report on terrorist attacks on the US since 9/11. Jihadists: 104. The far right: 73. Black extremists: 8
https://www.politifact.com/truth-o-m...hos-behind-it/
Here's another one:
(Note that while the far right does more attacks, jihadis attacks are more deadly)
The facts are crystal clear. Anyone who tries to 'both sides' this one is a chick-shit liar. Lewk.