We are told that in the book of Enoch that opens with it being a book for the last generation G-d reveals HE placed angels in chains until the day of judgment.  These were no doubt more wicked than the ones HE is allowing to roam the earth.  One of the crimes was the failure to come at the appointed time; timing is everything and as a cog in a finely tuned machine if it misses then many may suffer in its breaking.  The other fallen angels roaming freely fell because of the missed timing. Jude 1:5-6 I will therefore put you in remembrance, though ye once knew this, how that the Lord, having saved the people out of the land of Egypt, afterward destroyed them that believed not. And the angels which kept not their first estate, but left their own habitation, he hath reserved in everlasting chains under darkness… Read moreAngels in Chains