MyFamily ruined my relationship?

Ima 19 yeARS OLD ND I WAS ENGAGED TO MY fiance who is 23 and my family dictates my life. My gma had him sent him to jail yesterday for phone harment. im constantly choosing between them nd I kills me. We have been together for 2 years ndit hasnt stopped. We have a baby together nd tht mkes it so much worse. We are constantly having arguments about them. We have broken up so many times n a gud bit of da time its bcuz of this. My ex isn't the best man in the world. We been struggling in the relationship for awhile. I love this man n I sacrificed alot for him. He was so angry with me for her sending him me to jail tht help kicked me out. He has never ben before. I have this vision of being a family. He said the meanest things to me and I feel my life is at a stand still. Also his daddy wanted him to kick, me out for awhile now bcuz he is tired of the on and off again with us. Sumbody HELP ME