Hi there just don't know what to do

Hi There

For 7 years I been married to christopher when he find out that one of ours sons have autism he just finish with us and do not paying or helping with anything I have 3 kids with him I m in Poland Ethan is five year old kid and because he is English citizen here in Poland there is no help for him I do not have the money to move to uk but I can spend a month 1000euro on Ethan for the baording school or different type of help he been privately check and dingosis in Poland but if I'm calling schools in uk they want new statment done in uk I just simply can't do this when I ask his father he sad to me to give the child to statment children house just can't believe that But this is the reality can anyone tell me how I can do him statment if I live here or some nanny where he could stay for this money or anything just start helping him he is getting worse and I getting depres just hopless  maybe some baording school

Thanks for help

Regards mummy