They are a vanishing people.
She was born in Suramar over ten thousand years ago.
We all know that World of Warcraft: Chronicle Volume 1 will be out next month, and a preview of said book gave us a lot of interesting new details about Azeroth.
The War of the Ancients was one of the defining moments of Azeroth's history -- after all, it was responsible for the Sundering that shaped the world into the continents we know today.
All Elves on Azeroth today date back to the ancient Kaldorei who rose to power before the Sundering.
I can't be the only one looking at the events of Legion and thinking 'okay, then what?' Because really, what happens after the biggest demonic invasion in Azeroth's history?