San Antonio Independent School District v. Rodriguez was a landmark U.S. Supreme Court case decided in 1973 that addressed the issue of school funding inequalities in Texas. The case challenged the constitutionality of Texas's public school finance system, arguing that it discriminated against students from low-income families and violated their right to equal protection under the law. This decision had a significant impact on the development and reforms of the Texas education system, highlighting issues of equity and access to quality education.