Postmillennium is from the Latin [ postis] meaning after, [ mille] meaning thousand, and [ annum] meaning years. Literally, after the thousand years. It identifies the belief that the kingdom of God is now being extended throughout the world through the preaching of the Gospel of Christ. In this respect only is it similar to historic Amillennialism. But in contrast to Amillennialism, the belief is that the world will eventually become Christianized, and that the Millennium (1000 years) is this golden age or period of righteousness, peace, and prosperity on earth. Post-millennial, meaning that they believe Christ comes "after" this golden age or millennial period. [ back
The belief that Christ will return after the establishment of the millennial kingdom, which arises from divinely inspired human efforts. In mild forms, blends with progressive reforms, in more extreme ones, with violent theocracies.
The belief that Christ will return only after humans have established a millennial kingdom on earth through their own efforts. In extreme forms, postmillennial beliefs have given rise to violent theocracies, such as that of Thomas Muntzer in 16th century Germany. But a more typical example is the milder postmillennialism of most New England Puritans, who believed they were building just such a righteous society, a "city on a hill." This type of apocalyptic expectation has gone hand-in-hand with social reform movements, and has contributed to the notion of divinely ordained progress which has played an important role in American history.