From Halopedia, the Halo wiki
Pelagon was a city on the Jovian moon of Europa in the mid-22nd century. In December of 2163, Nadja Mielke, the leader of the Frieden movement, was assassinated in Pelagon on her way to a command center in the city.
List of appearances
- Halo Mythos (First mentioned)
- Halo Mythos, page 50