Griswold v. Connecticut was the U.S. supreme court decision that overturned laws banning contraception – at least, for married couples. It wasn’t the first SCOTUS decision to mention the concept of privacy, but it was a major one.
Research:

Elizabeth Bisland, Beyond the Trip Around the World
42:54

SYMHC Classics: Marie Laurencin
32:46

Behind the Scenes Minis: Censorship Cats
26:59