marriage relationship

I dont know about my marriage relationship wat wil happen at last my husband cant understand my problems infact my father was not there my mom was alone and i am only one to her my husband was not acepting to my mom i cant leave my mom alone she suffering from nerves weaknees .so i said him that i wont leave her alone den he is saying it is not possible and he listening to his parents word so what can i do now plz help me