The Libyan authorities must order an end to the persecution of young Libyans by militiamen and security agents under the guise of protecting “Libyan and Islamic values” and uphold their right to freedom of expression, Amnesty International said today after the publication of alarming videos in which detainees “confess” under apparent duress to spreading “contempt” for Islam and to communicating with foreign organizations, including Amnesty International. Over the past four months, the Tripoli-based Internal Security Agency (ISA) has arrested at least seven young men for peacefully exercising t…