He is guilty of bigamy. You can start the divorce process.
Yes. Your marriage will be recognized in the U.S.
Yes, she is legally married if the wedding was legal in Mexico. If she lied about her age in order to get the marriage license, then no. The US recognizes legal marriages performed in other countries.
No. No one is allowed to be married to more than one person at a time in the US or Mexico.
Generally no. You cannot legally marry anyone if you are still married to a different person, regardless of where that marriage was performed.
ya
yes.
It can be if you do the right paperwork through the Mexican government and get a blood test there, etc. I got married in Jamaica and it was much easier
No. Help me in the battle to conquer cancer. Please support my fundraising efforts at www.conquercancer.ca/goto/donate
No, in most countries it is illegal (a crime) to marry someone that is still legally married to another person.
you drive their
No, if you are legally married anywhere in the world then the marriage is considered legal under US law. Any subsequent marriage while still married anywhere would be legally invalid and you could be arrested for bigamy.
IF you are a residence of the US, you abide by the US regulations.