If the parents are unfit or agree to you having them and the judge agrees to it. Grandparents have no automatic right to the grandchildren. If the parents are unfit and another relative also seeks custody they may have the same chance to get them. The judge would look at what would be most suitable for the child.
They can if a court agrees to the proposed arrangement.
Only if your father agrees to allow it.
Only if the custodial parent agrees to it or if there is a court order for visitation.
If Mom has custody then she gets to decide where you live. You can move in with Dad if Mom agrees to it. Otherwise, Dad would have to petition for a change of custody.
A ceasefire or a temporary stoppage of any armed conflict, where each side agrees to suspend aggressive actions
If the parents and court agrees to it, yes.
If the father agrees, then it's fine. If not, you'll need to involve lawyers.
If the father has sole custody of a child, and agrees to let a step-mother spank his child then yes, she can. However, if there is joint custody it has to be an agreement between all parents, otherwise there can be legal repercussions.
If the biological father relinquishes his parental rights and the court agrees and allows the adoption to proceed.
18, unless the custody agreement gives the child the ability to choose, or the visiting parent agrees to allow the child to skip.
If the father of the child agrees, then yes. If not, and you wish to contest, then you'll need to get lawyers involved.