What organization which the The Alabama people Native Americans were a part of owned the land the Wellborn house was built on?
Wellborn (Eufaula, Alabama):  The house was built in 1837 on lands that had once belonged to the Creek Confederacy. Alabama people:  They were members of the Muscogee Creek Confederacy, a loose trade and military organization of autonomous towns; their home lands were on the upper Alabama River.
the Creek Confederacy