Marxism: Marxism is a philosophy developed by Karl Marx advocating for the overthrow of capitalism and the establishment of a classless society.
Fascism: Fascism is an authoritarian political ideology characterized by dictatorial power, extreme nationalism, suppression of dissent, and strong control over society.
Social Darwinism: Social Darwinism is a philosophy based on Charles Darwin's theory of evolution applied to human societies. It suggests that competition among individuals or groups leads to social progress.