
I am sorry that your relationship has ended in this way. You are not alone. As I am sure you will find by reading the stories of other members, many have gone through very dramatic relationships that ended abruptly and painfully.
In addition to the posts by members, there are several good articles on this Website that might help give you some perspective on relationships with people with BPD:
https://bpdfamily.com/portfolio-brokenHow a Borderline Relationship Evolves might be a good one to start with:
https://bpdfamily.com/content/how-borderline-relationship-evolvesAlthough it does sound as if your partner displayed BPD traits and behaviors, was he ever formally diagnosed?
Again, I am sorry for the pain, lack of closure, and mixed feelings that you are experiencing.
Mike-X