boyfriend got physical on the basis of fake promise to marry

I was in an affair with a boy for 8 months, he is in indian navy .we were Facebook friends for 5 years. He promised me to get married. On the promiss of marriege i forcefully convinced by him for physical relationship. When I rufeused for physical he used to cut his veins to show his proof of love. But now suddenly he refused to marry me and blaming me that I am a characterless girl. Cuz I am raped in my past by one of my celebraty friend. Before we go physical i shared this whole thing with my boyfriend on 1st day of commitment, cuz i never wanted complications in our future married life . I wanted my charecter transparent. Still he forwarded his hands towards me for marriege. And he used me physically. He communicated with his parents to ween my trust. He sent me lots of gifts on my birthday too. But now he sudenly changes his behaviour and refusing to marry. and after some days i saw his picture with other girl. He told me that his parents found a girl for him. when i said him that