A Call to Arms 　　The fourth of six programmes that relive great sporting rivalries. 　　Sport collided with politics in 1974 in one of the greatest rugby clashes ever seen - the British Lions playing the Springboks in a tour of South Africa, a country then gripped by apartheid. 　　The Lion's tour was opposed in Britain by politicians and activists. 　　Here, team members, including Willie J... (展開全部)