28 June 1914 and April 1945. The Story Behind two pistol shots: the single bullet, fired by a young Serb nationalist that triggered World War 1 and the self-administered shot that brought about the end of Adolf Hitler and World War 2.

4 April 1968 and February 1990. How two men - both intellectuals and determined opposers of racial oppression - came to symbolise the fight for equality as their lives for their cause.