How in 1964 Sudanese civilian protesters first brought down a military regime, plus the hunt for former Serbian leader Radovan Karadžić later convicted of genocide and war crimes. Also in the programme, Russia's public outcry at the killing of human rights pioneer and leading female politician Galina Starovoitova in the 1990s, the birth of Cognitive Behavioural Therapy for anxiety and depression, and getting shot in the arm for the sake of 'art' in the USA.

Photo: People celebrate the fall of the military regime in Khartoum, November 1964 (Keystone-France/Gamma-Keystone via Getty Images)