Irresponsible husband mother in law blame me

It is almost 4 yrs of our marriage when i got married I was not at all aware about his financial status but after marriage I come to know that they are under a lot of debt my husband has taken a loan for marriage I was working I truly help him I started contributing for his debt even I mortgage my all jwellery to help him almost for 2yrs I hide all the thing from my parents when my parents force to tell me what happen to my jwellery I broke my Fixed Depsit and given all the money to husband to bring jwellery back like this I was hiding things from my parents so I mortgage jwellery for my husband and I only brought back it . after god bharai on 7[SUP]th[/SUP] month as per ritual I was suppose ti go to my parents house after that all drama started my husband broke the cupboard and given all the jwellery to someone he started gambling I was totally unaware about this I was still contributing for his previous debt when I delivered and come back to him I just open my cupboard and realize my jwellery was missing I got shocked when I check his bank pass book I was he has taken lacs of Rupees loan when I enquired about the jwellery he said that his friend was in troublw so he has givne him and for that bank loan he said that I was involved in gambling and all the money had gone there I was completely finished that my I was not understanding how can one man think like this now he has double responsibility me and my child I but he still behave irresponsible he is not bother about his job and income and till date is is almost 2yrs he has not brought my jwellery back if I tell anything to my mother in law for the same she blame me that you don’t know how to cunningly get all the work done from your husband she blame me for everything.
On the other hand brother in law has got married in jan they are leaving with us only and our is very small house it is difficult to stay all people together + lot of saman which co-sister has brought in her marriage legally it is our home which was aloted to my husband from his job we told brother in law before his marriage that you look for different accommodation but he didn’t care got married now slowly slowly occupying the whole house space it really hurt me a lot how both of them manage there finance together they don’t contribute at home they spend on themselves . I don’t know why my husband don’t understand that I really think that my husband is mentally blind who cant see and change himself.
My mother in law blame me for my husband behavior. Dear all ladies I have tried all possible way to make him understand but nothing had worked. now I am earning taking care of kid expenses alone. pls tel me really I am the culprit or I am dum.