Radicalism or Radical Politics is a political label for ideologies which seek to change society in major ways, both on the left and right.
- Historical Radicalism - A political movement through the 1700's and 1800's and a variant of classical liberalism, it wanted to change society to its root (radix). Many of the proposals of historical radicals have been accepted, as such historical radicalism isn't considered all that radical anymore.
- Radical Centrism -
- Radical Conservatism - More widely known as Reactionism.
- Radical Democracy -
- Radical Environmentalism -
- Radical Feminism -
- Anti-Centrism - A largely satirical political ideology which believes that all radical political stances complement each other in the fight against centrism.
- National Radicalism -