One would certainly need to review your court documents to determine if you have any issues with being subject to removal, being inadmissible, or...

If your spouse is not in the U.S. and it has not been sent to the National Visa Center, you can either file a new I-130 or file an I-824. You do...

CIS should not have denied the I-485 if you have a pending I-601. Check the decision, perhaps CIS denied the second I-601 too.

If the visa is not available yet, you are not eligible to file for adjustment of status.

If you are asking whether you have to tell the truth on your applications with the U.S., yes, you do need to do that.

The U.S. does not determine what passport you need to be admitted to another country. To return to the U.S. you need your passport and green card.

USCIS is wrong. If EOIR terminated, you are not in removal proceedings and they do have jurisdiction.

You did not indicate if you filed for adjustment of status and what your current nonimmigrant visa status is. A TN is a nonimmigrant visa that...

You can safely file now for naturalization.

That's very unfortunate! Be sure to stay in touch with USCIS so you can respond if they send you any request for evidence or notice of intent to...