San Juan Islands
San Juan Islands (săn wän) [key], archipelago of 172 islands constituting San Juan co., NW Wash., E of Vancouver Island. The islands were visited and named c.1790 by Spanish explorers. The islands were the subject of the San Juan Boundary Dispute between Great Britain and the United States; their ownership was decided in 1872. San Juan, Orcas, and Lopez islands are the largest of the group. San Juan Island National Historical Park on San Juan Island marks the events from 1853 to 1872 involving the boundary dispute (see National Parks and Monuments, table).
The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2012, Columbia University Press. All rights reserved.
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