If I rob a bank it is not a terrorist act. If I use the money to make a dirty bomb and commit a terrorist act with said bomb, that's a terrorist act, not the initial robbery.
"Did shit blow up? Then It was an act."
Threats are not acts, despite what any legal framework may say.
If I rob a bank it is not a terrorist act. If I use the money to make a dirty bomb and commit a terrorist act with said bomb, that's a terrorist act, not the initial robbery.