When Jesus returns to earth He will establish His Throne upon Mt. Zion in Jerusalem and rule the nations with a “rod of iron” for a thousand years.
Mt. 25:31-32 When the Son of man shall come in his glory, and all the holy angels with him, then shall he sit upon the throne of his glory:
32And before him shall be gathered all nations: and he shall separate them one from another, as a shepherd divideth his sheep from the goats:
Rev. 2:27 And he shall rule them with a rod of iron; as the vessels of a potter shall they be broken to shivers: even as I received of my Father.
Rev. 12:5 And she brought forth a man child, who was to rule all nations with a rod of iron: and her child was caught up unto God, and to his throne.
Rev. 19:15 And out of his mouth goeth a sharp sword, that with it he should smite the nations: and he shall rule them with a rod of iron: and he treadeth the winepress of the fierceness and wrath of Almighty God.
During this entire thousand-year reign the Devil will be bound. There will be no war.
Isa. 2:4 And he shall judge among the nations, and shall rebuke many people: and they shall beat their swords into plowshares, and their spears into pruninghooks: nation shall not lift up sword against nation, neither shall they learn war any more.
The earth will return to a pre-flood state and people during the Millennium will live to be hundreds of years old.
Isa. 65:20 There shall be no more thence an infant of days, nor an old man that hath not filled his days: for the child shall die an hundred years old; but the sinner being an hundred years old shall be accursed.
The ground will be blessed to produce everything that man will need.
Ezek. 34:27 And the tree of the field shall yield her fruit, and the earth shall yield her increase, and they shall be safe in their land, and shall know that I am the Lord, when I have broken the bands of their yoke, and delivered them out of the hand of those that served themselves of them.
Jesus’ law will be enforced and criminals will be quickly executed.
Psalms 72: 2-4
2 He shall judge thy people with righteousness, and thy poor with judgment.
3 The mountains shall bring peace to the people, and the little hills, by righteousness.
4 He shall judge the poor of the people, he shall save the children of the needy, and shall break in pieces the oppressor.
At the end of the Millennium, Satan will be loosed for a little while and there will be one last rebellion of the nations. This rebellion will end suddenly, however, when the Earth and everything in it will be burned up.
Rev. 20:9 And they went up on the breadth of the earth, and compassed the camp of the saints about, and the beloved city: and fire came down from God out of heaven, and devoured them.
II Pet. 3:10 But the day of the Lord will come as a thief in the night; in the which the heavens shall pass away with a great noise, and the elements shall melt with fervent heat, the earth also and the works that are therein shall be burned up.
Satan will then be tossed into the Lake of Fire.
Rev. 20:10 And the devil that deceived them was cast into the lake of fire and brimstone, where the beast and the false prophet are, and shall be tormented day and night for ever and ever.