sentences:  Speculation that they may have assimilated with nearby Native American communities appears as early as 1605.Investigations by the Jamestown colonists produced reports that the Roanoke settlers were massacred, as well as stories of people with European features in Native American villages, but no hard evidence was produced.Interest in the matter fell into decline until 1834, when George Bancroft published his account of the events in "A History of the United States".