Twilight saga book?! EASY 10 POINTS !?

Bella and Edward get married and afterwards she is pregnant with their baby who they name Reneseme. When giving birth to Reneseme, bella almost dies because it's a vampire baby so Edward changes her so she can live. Jacob then imprints on Reneseme and the volturi don't want Reneseme to live because vampire children are to careless if you know what I mean. Then bella and Edward have to fight to protect Reneseme which is good because bellas special power is a shield which she can create on her own. They end up gathering vampires from around the world to help them fight.