Capitalism or "natural liberty" of economics is based on voluntary transactions among parties freely coming together instead of being dictated by third parties.
Ideology sealed off from external validation and results endangers society.
Summary of human rights violations by some Islamist groups
Discrimination Against Non-Muslims or "Dhimmis" Under Islamic Law
Persecution of Christians by Islamist groups has varied in time and place
With errors in its most basic assumptions, Marxism -- the deadliest ideology in world history -- reaches conclusions at odds with reality.