Before revision: Yup'ik and Aleut peoples residing on both sides of the Bering Strait had frequent contact with each other, and Eurasian trade goods have been discovered in archaeological sites in Alaska.
After revision: Yup'ik and Aleut peoples residing on both sides of the Bering Strait had frequent contact with each other, and Europeanpre-Columbian trade goods have been discovered in archaeological sites in Alaska.