Domestic terrorism: Violent, criminal acts committed by individuals and/or groups to further ideological goals stemming from domestic influences, such as those of a political, religious, social, racial, or environmental nature. [1]

Are we going to play this game though? People stormed the Capitol hunting for members of Congress. They were chanting "Hang Mike Pence". If they weren't white, would you have any trouble calling it terrorism? Would insurrection or sedition be more agreeable?

1. https://www.fbi.gov/investigate/terrorism

They beat a police officer to death in the process of taking over the Capitol building, to attempt to stop democratic processes because they didn’t like the outcome.

Violence (murder!) for political motives. Terrorism.

More ineffectual than the terrorists involved in the Glasgow Airport attack?

One who literally set himself on fire, only to get kicked in the testicles by an irate baggage handler?

https://en.wikipedia.org/wiki/Glasgow_Airport_attack

We still call that a terrorist attack, because it was.