Alianza Federal de Mercedes

Under the Treaty of Guadalupe Hidalgo, the United States Congress ostensibly guaranteed that current residents would retain their land rights after the New Mexico Territory was transferred to U.S. ownership.

Justice is Our Creed and the Land is Our Heritage.On June 5, 1967, in Tierra Amarilla, a small band of Chicanos affiliated with Alianza Federal de Mercedes attempted to arrest the county's district attorney and put him on trial.

[4] Prior to the incident, quoted from The Chicanos: Mexican American Voices, edited by Ed Ludwig and James Santibanez.

The District Attorney of Rio Arriba County, Alfonso Sanchez, issued a statement on a radio broadcast: ...

There was sudden pounding on wooden doors, house lights flicked on, startled faces appeared in the night.