Mexicans.

-Who: Martin De Leon, Rafael Antonio Manchola, and José Antonio Navarro.

-Where: In or near San Antonio

-When: 1850's to the 1860's

-Why: To run ranches and farms, and for cheap land.

-The Tejanos felt they were not being treated fairly, so Cortina led a group that carried out violence against corrupt and Anglo American officers. The Acts were called the Cortina War, and Cortina was defeated in 1861.