You story is pretty familiar. You have completely lost control of the right to your say in your life.
Start off by going through the
LESSONS, this will help put things into an orderly manner.
Keep in mind we teach other people how they can treat us. It will take some time, and drama, to roll a lot of this back, but it is possible.
You cannot appease a needy person, as it is the process of needing which drives them, not the attainment of any objective. The goal posts will keep moving until you have no more ground to give.