Jacobinism: An extremist philosophy which believes in the role by terror because only a small group with the right vision can lead a revolution
Jazz: A musical form characterised by its social impact and artistic vitality. The oppression of Blacks in America was a major circumstance that gave birth to this music.
Jehovah’s Witnesses: An evangelical Christian sect that vehemently opposes both organised churches and the state.
Jihad: Islamic holy war for the protection and propagation of their religion.
Jingoism:Blind and war mongering patriotism.
Jiziya: A Muslim poll tax on non-muslims.
Judicial Activism: A term denoting the dominant and corrective role played by the Judiciary vis-a-vis the executive and the legislature in a democracy.
Junta: The military rulers of a country after an army takeover.
Jurassic Period: A geological period in the Mesozoic Era with a duration of about 54 million years beginning about 190 million years ago in which dinosaurs dominated the life on land.