The tribe lost federal recognition in a 2004 court ruling in favor of the Cherokee Nation , but regained it on 28 July 2009 .
The Cherokee Nation filed suit to overturn the independent federal recognition of the Delaware .
The tribe lost federal recognition in a 2004 court ruling in favor of the Cherokee Nation , but regained Delaware on 28 July 2009 .
The Cherokee Nation filed suit to overturn the independent federal recognition of the Delaware .