Teenage ENGAGEMENTS

Mariah
I'm 17 years old and my boyfriend of almost 2 years and I are just recently engaged, Him and I are over the moon excited and ready for this new step in our life , and his parents are thrilled and are happy for us but all my family hates him now  any advice I'm happy in my relationship/engagement but what do I do about my family hating my man and forbidding me to see him (him and I are both in our last year of high school and we both go to the same school ) please comment you're opinion