>>8218226What he saw was most likely a cosmological / atmospheric phenomenon of which there were many in Dark / Middle Ages - back then people and even intellectual elite didn't understand it and they described it as best as they could - Unidentified Flying Objects - which tells us nothing, besides the fact, that they didn't know what it was, that they saw.
Here we are talking about UFOs (which were an enemy's military aircraft with highly technologically capable electronic-warfare abilities) turning nukes on and off, clearly belonging to a human civilization of a higher technological capabilities - Germans from the NeuSchwabenLand.
