Nelson Mandela (1918 – 2013) was a South African political activist who spent over 20 years in prison for his opposition to the apartheid regime; he was released in 1990.…

Edward Snowden is an American computer professional and former American National Security Agency subcontractor, who blew the whistle about many of his employer’s ‘unethical’ activities. The reason he gave for…

Martin Luther King Jr was one of America’s most influential civil rights activists. His passionate, but non-violent protests, helped to raise awareness of racial inequalities in America, leading to significant…