Christian Stettler explains why domain events and event sourcing should not be mixed up.

What do domain events have in common with event sourcing? Certainly the word “event” in the name. But beyond that, when talking to architects and developers in projects, at conferences or trainings, I often hear that domain events go well with event sourcing and that event sourcing is an ideal source of domain events. In this blog post I would like to outline why I personally do not share this view.

https://www.innoq.com/en/blog/domain-events-versus-event-sourcing/