Crosby's focus on smallpox changed his and later historians' views toward ecological and. ... Disease, specifically smallpox and malaria, was the main reason Europeans conquered indigenous peoples. Horses and weapons provided advantages, but infectious disease did the most damage.
The correct answer is:
The Denny Party
The Denny Party, a group of American pioneers, which settled at Alki Point on November 13, 1851 and were credited with founding Seattle, Washington. Even though George Vancouver was the first European to visit this area in 1792, the date of the founding of Seattle is more related with the arrival of the Denny Party scouts in September 25, 1851.