Make a list of the ethnic minorities in Britain in which you present the size of the different groups, and where they have settled down (roughly).
Look up information on the British Empire and the Commonwealth in "Encyclopedia Britannica" (library) and study the information given by "The Commonwealth Secretariat". Check "Member Countries" in the left column.
Write some sentences about the countries from which the different ethnic minorities come, in which you emphasize their former and contemporary links with the British Empire / Commonwealth.
Write a brief report on the degree of success of the different ethnic groups in Britain.
Base your report on the article "Race in Britain: the facts" .
Make a list of (at least 20) words which can be useful when you discuss multi-culturalism (e.g. ethnic, asylum, assimilation, etc.).