which practice is sometimes characterized by extreme nationalism?\nspiritualism\ncommunism\nfascism\nliberali…

Brief Explanations:

Fascism often involves extreme nationalism, along with dictatorial power, suppression of opposition, and strong regimentation of society and the economy. Spiritualism focuses on spiritual beliefs and communication with the dead. Communism aims for a class - less society with common ownership. Liberalism emphasizes individual freedoms and democratic governance.

Answer:

fascism