Seeking Recognition: The Termination and Restoration of the Coos, Lower Umpqua, and Siuslaw Indians, 1855-1984: The Termination and Restoration of the Coos, Lower Umpqua, and Siuslaw Indians, 1855-1984In 1855 the Coos, Lower Umpqua, and Siuslaw tribes of Oregon signed the Empire Treaty with the United States, which would have provided them rights as federally acknowledged tribes with formal relationships with the U. S. government. The treaty, however, was never ratified by Congress; in fact, the federal government lost the document. Tribal leaders spent the next century battling to overcome their quasi recognized status, receiving some federal