Equal Protection Case on Gender Discrimination

The concept of equal protection under the law is a cornerstone of civil rights in the United States. The Equal Protection Clause, part of the Fourteenth Amendment, prohibits states from denying any person within their jurisdiction the equal protection of the laws. Over the years, this clause has been the basis for numerous court cases, addressing various forms of discrimination. In recent years, important decisions have revolved around issues of gender equality and sexual orientation, examining whether laws that treat individuals differently based on these characteristics violate the principles of equal protection.

Which of the following Supreme Court decisions is most aligned with the expansion of equal protection rights concerning gender discrimination?