Historicist speculations inevitably fail to account for the other 99.999% of the content of the Bible.That AI needs sacking - that is not the Historic view 0 maybe it is the SDA church view but it is not the Historic view .
Revelation 17:10 And there are seven kings: five are fallen, and one is, and the other is not yet come; and when he cometh, he must continue a short space.
In its time Rome was governed by seven forms of Government
1. Kings
2. Consuls
3. Dictators
4. Decemvirs
5. Military Tribunes
6. Military Emperors
7. Despotic Emperors
5 had fallen in Johns day they were already past
the one is - the 6th form of government that was present in Johns day was the Military Emperors
the not yet come - in Johns day were the 7th form - the despotic Emperors
Diocletian marked the start of the Despotic Emperors - Prior to Diocletian all the Emperors wore the Laurel Crown but Diocletian discarded this and wore the Diadem - qhich was the badge of Asiatic despotic Sovereignty
The Papacy is the eighth in verse 11
Revelation 17:11 And the beast that was, and is not, even he is the eighth, and is of the seven, and goeth into perdition.
[Dan 7:25 KJV] 25 And he shall speak [great] words against the most High, and shall wear out the saints of the most High, and think to change times and laws: and they shall be given into his hand until a time and times and the dividing of time.
[Dan 12:7 KJV] 7 And I heard the man clothed in linen, which [was] upon the waters of the river, when he held up his right hand and his left hand unto heaven, and sware by him that liveth for ever that [it shall be] for a time, times, and an half; and when he shall have accomplished to scatter the power of the holy people, all these [things] shall be finished.
[Rev 11:2 KJV] 2 But the court which is without the temple leave out, and measure it not; for it is given unto the Gentiles: and the holy city shall they tread under foot forty [and] two months.
[Rev 13:5 KJV] 5 And there was given unto him a mouth speaking great things and blasphemies; and power was given unto him to continue forty [and] two months.
[Rev 12:14 KJV] 14 And to the woman were given two wings of a great eagle, that she might fly into the wilderness, into her place, where she is nourished for a time, and times, and half a time, from the face of the serpent.
[Rev 13:11-12 KJV] 11 And I beheld another beast coming up out of the earth; and he had two horns like a lamb, and he spake as a dragon.
12 And he exerciseth all the power of the first beast before him, and causeth the earth and them which dwell therein to worship the first beast, whose deadly wound was healed.
[Rev 16:13 KJV] 13 And I saw three unclean spirits like frogs [come] out of the mouth of the dragon, and out of the mouth of the beast, and out of the mouth of the false prophet.
[Rev 19:20 KJV] 20 And the beast was taken, and with him the false prophet that wrought miracles before him, with which he deceived them that had received the mark of the beast, and them that worshipped his image. These both were cast alive into a lake of fire burning with brimstone.