Answer:
John Sutter contributed to westward migration when He discovered gold on his property
Explanation:
The westward migration was all about be migration of the Europeans to American Mainlands. this migration started after the first colonial settlements along the coasts. this migration was based on Manifest destiny believe that the Europeans had, that it was a God given duty for them and also God given right for them to migrate and occupy the lands in North America.
Population growth and Economic opportunities were also part of the factors that lead to the westward Migration.
John Sutter was a German born Swiss pioneer of California with Mexican and American citizenship.
