(in the US) Yes, you can. EVERYONE, regardless of your status, is entitled to both the protections (and the sanctions) of the law.
A person can not legalize their girlfriend or boyfriend if they are an illegal alien. If the person is married to an illegal alien, they can file for a Visa from the INS.
They can get their illegal alien spouse an ITIN (individual taxpayer identification number) and file jointly as a married couple. The only thing that they can't do is claim the EIC.
Yes, a US citizen can marry the illegal alien in any state but must file for spouses residency as soon as they are married.
Ask a lawyer....
You have to be at least 21
File for papers for her. Meet with authorities there.
Contact USCIS for instructions as to how to proceed in your particular case.
no, you must file for divorce to be legally divorsed
Find a lawyer and file papers through the Naturalization Department.
yes, but there would be alot of paperworks to file. and its going to be pricey.
No. The process is the same as it would be if the spouse were a U.S. citizen.
yes see link