A Virginia law that enforces segregation on interstate buses is unconstitutional. Decided June 3, 1946 (argued March 27, 1946). Opinion of the Court: Stanley Forman Reed → go there Dissenting: Burton. Topic: Discrimination based on race and ethnicity. Morgan v. Virginia, 328 U.S. 373 (1946), is a major United States Supreme Court case. In this landmark 1946 ruling, the U.S. Supreme Court ruled 7–1 that Virginia's state law enforcing segregation on interstate buses was unconstitutional. Wiki link