Chowder your mom is lucky to have you, you have such intelligence and depth for someone so young
There is a middle ground here, emotional abuse is abuse too, yet a move to Europe might be too far off from something in the middle, you and your mother moving out, on your own, the two of you
There are battered women's shelters which allow safety, support for you and her, services they will set you up with, it's not just for physically battered but also emotional battery. Another route would be to talk to someone at school, a school counselor, about what is happening at home. Can you have your mom read what you posted here? Perhaps just reading what it's like for you, she may come to see the hurt you feel. Do you have a family doctor or better get a referral to a counselor? There are free youth centers with people to talk to in most towns. I am sure other people will write with ideas too, I care about you, please write us again