Fight domestic violence

My sister used to come home al most every month because of the husband might have beaten her of chest her my father had tried in all way talking to him but he did not changed it one time when my father took the matter to police station and the man was arrested for domestic violence he stayed in cell for three months then later he was released when he accepted to reconciled with our familly and asked for forgiveness from my sister and my father. He went at their home togetHer with his wife and my sister told me that he has changed and is not even drinking as he used to do before. 


Location: Aywee, Gulu, Uganda