Who were the first permanent american white settlers in oregon? a. fur trappers c. forty-niners b. mormons d. missionaries?

D. Missionaries was the first permanent American white settlers in Oregon Country. In 1820’s, settlers and trappers to move to Oregon because of the lure of fertile lands, furs, plentiful rainfall, and a mild climate. The trail on traveling to Oregon Trail start from Independence, Missouri where eases or illnesses was the BIGGEST threat to those who travel.