It depents on the country you are from
With a sexual relationship, no it is not legal.
Depends on the age of the girl and the state you are in. If she is 17 or under, there could be problems in many states.
It is legal to date a 21 year old man if you are a 17 year old girl. It is not legal to engage in certain activities with a 21 year old man as he could be prosecuted.
Yes.
Dating is fine, anywhere. The age of consent in Louisiana is 17, so you should be fine, no matter how far your relationship goes.
No it is illegal.
if a 20 year old man gets a 17 year old girl pragrant, can their be any legal actions, I can bring agaisnt him.
Yes if you dont use a condom. But a 37 year old man can not get a 13 year old girl pregnant legally. You would have to be 18 or older for it to be legal.
If you guys arn't sexually active then legally its ok, but be carefully with the your parents. Even if its legal they most likely wont like it.
Yes, but it shows a huge amount of immaturity on his part.
Yes, of course. You can have a non-sexual relationship with anyone? Is their something you are not mentioning?
sure as long as everyone is okay with it :)