In August 1972, Idi Amin publicly condemned Ugandan Asians as ‘the enemy’, enforcing a brutal policy that ordered them to leave the country within 90 days. It is estimated between 60-70,000 South Asians left Uganda in fear for their lives. On the 50th anniversary of the expulsion, BBC reporter Reha Kansara follows her mum and aunt as they return to Uganda together for the first time.