Unless certain Immigration process is followed, no; you can only stay for up to 6 months in Mexico as a tourist.
does a citizen of Mexico need a passport to go from the us to Mexico and back? He is legal to be in us but not a us citizen.
Consult a Divorce lawyer in the US. Get an Uncontested Divorce and stay out of Mexico.
No, 6 months is the maximum visa free stay. After that, you need a visa.
Leave and return legally before she is caught.
Since your dad is a citizen, I think you are too. You will need to prove it since you were born in Mexico.
One year as long as you were born in the Philippines.
YES
Not legally.
I am a us citizen since I was born 17 years ago in the us as a us citizen in Oroville, CA.
You just look for your residence. Both the US and Mexico have a treaty allowing bi-nationality.
no
Yes he can.