The Alaric hating Damon thing started when Damon kidnapped Alaric's kids.

I really think Enzo is going to be resurrected. I remember Bonnie's mom saying something specifically along the lines that all of Enzo had to die for the psychic connection that Bonnie and Enzo have forged to die as well and I guessing that all of Enzo also includes the vial of blood around Bonnie's neck. So if the…

I feel like it makes sense that Caroline would forgive him because Stefan specifically got into this mess in order to save her children, so try as she might she will have to be the person to shift the blame because if you listen to what Sybil and Selene say the blood is also on her hands.