
The Chicago 8 Trial was a result of the protests at the Democratic Convention of 1968.
The Treason Trial of 1956 - 1961 was a disaster for the government but a boon for the defendents. The government lost its case and did not prove treason but in the process brought together the leaders of the struggle to a single location for an extended period of time, something they could not achieve themselves.
One of the precipitating incidents for the South African struggle is when Gandhi was thrown off a train because of the color of his skin.