On OpenStreetMap
Regions with same name.
Badge of United States of AmericaUnited States of AmericaBadge of New JerseyNew JerseyBadge of Union CountyUnion County

Unowned Region

Union unruled Union

Thus far 10 distinct quadrants have been played within the region Union.
When? Ruler Mapper
Current Score
For more information about rulers or mappers, look at this Page in our Wiki.

Sibling Regions of Union

Played regions on same layer like Union yet:
Neither Ruled nor Mapped Sibling Regions till now: Elizabeth, Springfield.