## The Context of Mexican American Civil Rights
Mendez v. Westminster did not emerge from nowhere. It was part of a longer tradition of Mexican American legal and political organizing in California that is often obscured in national narratives focused on African American civil rights or on later Chicano movement activism.
Earlier cases had addressed aspects of discrimination in California schools. The 1931 Lemon Grove Incident, in which Mexican American parents in Lemon Grove, California, successfully challenged the construction of a separate school for their children, produced a local California state court ruling against the segregation. The Roberto Alvarez v. Board of Trustees of the Lemon Grove School District decision was an earlier victory on similar grounds, though it remained local in scope and did not produce federal precedent.
The League of United Latin American Citizens (LULAC) had been active in Texas and other Southwestern states, challenging school segregation and other forms of discrimination against Mexican Americans in the decades before Mendez. The organization’s civil rights work provided a political and organizational context within which the California case took shape.
The specific legal situation of Mexican Americans — classified as white for most legal purposes while experiencing systematic discrimination in housing, education, and public accommodations — gave their civil rights challenges a particular character. They were challenging discrimination that the legal system officially denied existed, because the legal system’s racial categories did not formally classify them as a group that could be legally segregated. This made the discrimination in some ways harder to challenge legally and in some ways more exposed once challenged — because the districts could not even point to statutory authority for what they were doing.