The 40th anniversary of Idi Amin's expulsion of Ugandan Asians in 1972 coincides with the festival of Dussehra in which Hindus celebrate the victory of good over evil. Victims of this forced migration to Great Britain relive the shock and dangers of their escape, the hardship and heartbreak of their journey, arrival and first desperate days, to the turning points as they began to make new lives for themselves.

• BBC