Look at this timeline. 1850-1880 - Massive Chinese

Last updated: 7/23/2022

Look at this timeline. 1850-1880 - Massive Chinese immigration 1882 Chinese Exclusion Act 1900 - Mexican labor recruitment 1908 16,000 Mexicans working in the southwest Using this timeline and your own knowledge, these events most correlate to the discovery of gold government land grant policy railroad construction picking fruits and vegetables