I think he will hold on to that stuff because it’s all he has against you. Don’t expect a normal response from someone that’s not leading a normal life. You won’t get the appreciation for any of it.
Did you own your own home before? Have you been to your local council for help with housing?
The best thing you can do is what he has said. Don’t go back and focus on yourself. The addition is a disease and he won’t get better until he wants to and gets help and even then it will be really hard.