Yes.
As long as she is 17 it is legal.
No. The age of consent is 17 there and there are no close in age exemptions.
They may be emancipated, but it is not automatic.
Illinois does not have any laws about dating. And the age of consent in Illinois is 16.
You need to check your state law for Illinois. Go the the website for Illinois.
If the 19 year old young man in Illinois is the father of your baby and since you are 16 he has broken the law and your parents could charge him with 'Statutory Rape' because you are under the age of 18 and thus a minor. However, with parental consent the two of you could marry.
No
No
well yes of course if the popo's dont want to take your baby away
In Illinois it is entirely possible to get married. It will require still parental permission.
The 16 year old has to have parental consent.
Illinois does not have emancipation procedure for minors.