The parent would be charged with kidnapping.
i guess
you can get parent permision at 16, but you can leave when you want at 18
You cannot take a child out of the country without the consent of the other parent.
Not without parent permission. It could be considered kidnapping without that.
In general, if both parents have legal custody rights, a parent typically needs the other parent's consent to leave the country with the children. If one parent leaves with the children without the other parent's consent, it could be considered parental abduction and legal action may be taken. It's important to consult with a family law attorney for specific advice based on the circumstances.
Yes you have to be at least 15 years of age if not you have to have parents permission
It depends on what country and/or state you are living in.
You have to have the parent's consent in order to get a marriage license as a minor anywhere in North America.
No, as both signatures are required on the passport.
If the video is sexual, it is illegal no matter what. Otherwise, there are no laws stating permission.
The passport application requires both signatures, in person.
Whether this is even a crime depends on which country the children are taken from and to, and whether one or both of the parents have legal custody of the children.