Captain Vancouver circumnavigated the island between 1792-1794 proving that it was actually an island. It was first named Quadra and Vancouver's Island since Vancouver and the Spanish Captain Quadra had met there several times.
The Spanish and English later fought to control the island with the English winning. There are still several Spanish named landmarks on the island.
In 1846, the Oregon Treaty established the border between Vancouver Island, Canada and the United States at the 49th parallel. Great Britain leased Vancouver Island to the Hudson's Bay Company after making it a Crown Colony in 1849.
It was not until 1866 that the mainland and Vancouve…