Unfortunately no. Disdainful, rude, and downright mean speech is protected by the first amendment. A threat would require the intent to make the...

I was on the run for a year in a half over a simple violation of probation. I'm bout to go to court . Can I take this to trial

No. Trial's are reserved for the original prosecution. You can however have a hearing.

Can I go to jail or be found liable for refusing to return something that was given to me?

Short answer. Kind of. You are not obligated to give back a gift. Keeping a gift is not theft. However, he can claim that it was not a gift and...