What did the court decide in Faragher v. City of Boca Raton?
Answered for: US
An employer is subject to vicarious liability to a victimized employee for an actionable hostile environment created by a supervisor with immediate (or successively higher) authority over the employee
The Court set out when an employer is vicariously liable for a supervisor's harassment and the affirmative defense available in some cases.
This answer is true in US and nowhere else on this site. Another jurisdiction is another answer, or an honest gap: see what has been read for US.