Mandela served another 14 months at Victor Verster Prison until his release on 11 February 1990 .
Victor Verster , a farm prison , was often used as a stepping stone for releasing lower - risk political prisoners .
Mandela served another 14 months at Victor Verster     until his release on 11 February 1990 .
Victor Verster , a farm prison , was often used as a stepping stone for releasing lower - risk political prisoners .