sentences:  Even if taken at face value, the alleged confession is not persuasive, as Wahunsenacawh might have invented the story in an attempt to intimidate Smith.The European artifacts allegedly offered as "proof" of a raid on the Roanoke colonists could just as easily have been obtained from other sources, such as Ajacán.Sea traffic through Roanoke Island fell into decline in the 17th century, owing to the dangerous waters of the Outer Banks.