Why were 80,000 Asians suddenly expelled from Uganda in 1972?

The mantelpieces of many an Asian family in Leicester and London, it is said, sport two framed photographs. One is of Idi Amin, the African dictator who expelled them from Uganda; the other is of Edward Heath, the prime minister who allowed them in. ‘This double gratitude,’ writes Lucy Fulford, ‘says thanks for throwing us out and thanks for taking us in.’

If the expulsion from ‘the Pearl of Africa’ of 80,000 Asians was the most traumatic experience of their lives, many also retro-actively recognise...