What are the possilbe range in charges for these offense?

You have stated the charges in your question, resisting arrest and disturbing the peace while intoxicated. If you are asking what penalty he is...

If the facts are as you stated, you might get the whole thing dismissed without going for an ACD. You should really speak with an attorney or...

In New York, if i'm not 17, and i'm dating someone over 21 BUT .....

This becomes illegal with sexual activity. Your boyfriend would be the one who would be charged.

What kind of a sentence is a defendant likely facing with no prior felonies after losing a Agg. Vehicular Assault case in NYC?

You would need to discuss this with his attorney. Only they have all the facts of the case and know the judge that will be sentencing him. This...

What can I do about these misdemeanors on my record?

You can't get anything expunged in New York. It is not the type of case that would be sealed and for an appeal you would need a legal issue. Speak...

Can a person file a criminal charge a month later on a person from another state and be expedited back to that state?

I agree with Mr. Cooper. There would be no notice, just an arrest.

Can a person file a criminal charge a month later on a person from another state and be extradited back to that state?

Your question is a little unclear. A month later than what? The incident? Yes, the statute of limitations is unlikely to have tolled.

My boyfriend has been in jail since november 2013 on ASLT W/INT CAUSE PH INJ W how long can they hold him with no evidence ?

You should speak with his attorney about your concern with the lack of evidence. He can be held on parole violation but should have a hearing on that.

I was caught shop lifting in a NYC supermarket, 2 items, about $15 worth.

You don't mention that the police were involved and if they weren't there shouldn't be further trouble. They might write you a civil collection...

Canada immigration question

You don't mention if you are a Canadian citizen. However, a warrant may well show up when you travel and cross the border. You should try to...