Answer: millenarianism

AnswerCrossword Clue
millenarianismBelief in a future golden age of peace, justice, and prosperity
millenarianismthe belief that an ideal society will be produced in the near future also MILLENARISM, MILLENNIALISM, MILLENNIANISM, MILLENNIARISM
millenarianismThe doctrine of or belief in a future (and typically imminent) thousand-year age of blessedness, beginning with or culminating in the Second Coming of Christ. It is central to the teaching of groups such as Plymouth Brethren, Adventists, Mormons, and Jehovah's Witnesses