federal district court
No. Neither will automatically become citizen of the other country.
He is both Mexican and American. He has dual citizenship.
Yes, an American citizen may sponsor a same-sex Mexican spouse for a visa, permanent residency and, ultimately, citizenship.
Yes. You must be Mexican by birthright and have one or both parents of Mexican citizenship.
No. If you are a a native-born or naturalized American citizen your citizenship cannot be removed from you - UNLESS - you used fraud in order to gain your American citizenship.
The illegal immigrant can take his United States citizen son to Mexico; however, it is highly likely that the illegal father will be detained at customs due to his lack of citizenship.
Yes, he/she can marry but it won't automatically grant him/her citizenship.
You mean to apply for Mexican citizenship? Or just marrying? Either way, yes you can, but several legal requirements need to be fulfilled beforehand. See the related links for further information.
Baby is an American citizen due to the law of blood. (Jus sanguinis)
Yes, provided you fulfill several legal requirements. Citizenship is not dependent upon the applicant characteristics (i.e. race or religion).
Yes. You only loss your citizenship if found guilty of treason.
Yes, the child born to a US citizen, can be a US citizen irrespective of place of birth.In your case, the child will also be a dual citizen. But remember to register your child's birth at the US embassy or consulate if he or she is born abroad.