Mandela.............(be) among the first to advocate armed resistance to apartheid going underground in 1961 to form the ANC's armed wing.He...........(leave) South Africa and ............(travel) the continent and Europe, studying guerrilla warfare and building support for the ANC.
Branded a terrorist by his enemies,Mandela...........(sentence)to life imprisonment in 1964,isolated from millions of his countrymen as they...........(suffer) oppression,violence and forced resettlement under the aparthied regime of racial segregation.He..........(imprison) on Robben island,a penal colony of cape town, where he..........(spend)the next 18 years before being moved to mainland prisons.