That is false. :)
Spanish explorers were the first to explore of that area.
the Spanish
they didn't
Canada
they explored the west first believe it or not the first colony was san francisco most people don't know that.
Portugal
Californios, mountain men, missionaries
Californios, mountain men, missionaries
Missionaries managed to attract other people to settle in Oregon due to the booming gold rush that was going on in the 1800s. This attracted people from all over the country to head out west in hopes of striking it rich out in Oregon.
they left some of the indians becuase they died of the sickness that the missionaries carried with them from the west.
Sacagawea and York helped Lewis and Clark explore the west
No one. It was his decision to explore the area west of Greenland.